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20 Best Cob Grow Lights of 2023 – Romance University

After hours researching and comparing all models on the market, Romance University finds out the Best Cob Grow Lights of 2023. Check our ranking below.

2,496 (random number) Reviews Scanned

Rank No. #1

Relassy 450W Waterproof Plant Light, Full Spectrum Grow Lights for Indoor Outdoor Plants, Hanging LED Grow Light, No Noise, Ultra Thin, Heat Dissipation, Grow Lamp for Seedling Blooming Fruiting

🌻【Sunlike Full Spectrum】: The outdoor grow light for plants has favorable full spectrum (380~830nm), which provides plants, veg, succulent and flower with natural sunlight that they desire at each growth stage. (630-660nm) Promote flowering, fruiting and increase yield. (440-460nm) Grow lights for seed starting,Enhance germination and photosynthesis. (780-800nm) Benefit for plant cell growth.
🌻【Water-Resistant & Multiple Use】: The waterproof grow light with IP67 waterproof and dust-proof, the waterproof grow light led is suitable for both indoor & outdoor plant growth and illumination, especially when plants need extra light in rainy or snowy day. No need to worry about damage caused by water seepage. Promise your ourdoor & indoor plant with a safe and warm greenhouse.
🌻【High Efficiency Technology】: The grow light with new technology which can maximize the use of light, offer a uniform sunlike full spectrum to your plants, that can efficiently increase the plant, vegetables yield. Our lab result shows that the grow light full spectrum can increase by 37% comapare with red and blue light. Meanwhile saves up to 40% energy consumption, lowering electricity costs. (Please note the actual working power is 150±5%W while replacing traditional 450W).
🌻【Safe & Smart Design】: The indoor plant light equipped with aviation aluminium as well as artful ventilation holes on the back board, ensures the led grow lights outdoor panel operates temperature under 167℉, offer a excellent heat dissipation. While extra power switch on 67inch(1.7M) prolonged cable plus 180°adjustable bracket and 3 ways of mounting, making it safer and more convenient. WITHOUT FAN and driver working, ultra-thin and ultra-light with wide light angle of 180°.
🌻【High Standard Product 】: This led grow lights for indoor plants has qualified with CE, FCC and ROHS certificates. If you have any questions or concerns, please feel free to contact us, and we will offer a fast and friendly customer service within 24 hours.

Rank No. #2

WY CN Grow Plants Light LED 300W, Waterproof COB Premium Small, Full Spectrum Lights for Indoor & Outdoor Flowers, Vegetables, Succulent Seedings, Color Purple

Best cob grow light for indoor/outdoor plants: Adopt 60°optical lens for offering more uniform light than other small grow lights, good performance for indoor and outdoor plants growing.
Durable cob grow light: A high-speed mute fan+upgrade rediator constructed powerful cooling system for ensuring grow lamp works at 50°F-60°F，in a low temperature, can prolong the lighting time lifetime, you can save mush cost for changing light and your loved plants also will be happier.
Energy-effecient full spectrum led cob grow light: It can be replaced traditional 300W HPS/MH grow light, only consuming 50W, help you save much money on electricity bill , bang for your buck. Suitable as a gift for Christmas, Thanksgiving, Mother's Day.!.
Widely usage small led cob grow light: This sunlike grow light can be used for both hydroponics and indoor plants in soil, mainly used for small plants,mirco-greens, greenhouse, plants shelvies.omdppr gardem. grow tent.
Professional costomer service: We are fully confidence in our grow lights, we provide a 90-day money-back guarantee and a 2-year warranty. If you have any questions, you are welcome to contact us at any time. We will provide you professional service within 24 hours!

Rank No. #3

HMVPL 40W Grow Lights Stand for Indoor Plants Full Spectrum, Standing Plant Light for Indoor Growing with COB Plant Light Bulb, 4/8/12H Timer, Tall Growth Floor Lamp for Large Plant (6 Level Height)

❀[Full Spectrum&Close to Sunlight]: The grow lights for indoor plants provides full spectrum (including red/blue light spectrum) of 380-780nm for indoor plants, close to sunlight, perfect for all stages of plant growth, such as seeds, plants, flowering, and output. Compared to normal floor lamps, the plant light for indoor plants can also serve as your indoor decorative light, more able to protect your eyes.
❀[Upgrade 40W COB Aerospace Aluminum Bulb]: the indoor plant lights is made of aerospace aluminum, which improves the heat dissipation efficiency and is more sturdy than ordinary plant bulbs. the COB light source design comes from the LED light optimization upgrade, which can save more power spending under the same conditions. At the same time 40W 4000K plant stand with grow light CRI up to 98 +, can make look plants more vivid and beautiful.
❀[360°&Height Adjustment]: The grow plant lamp head is 360° rotatable in all directions to meet the needs of any angle. The tall grow lights for indoor plants has 6 level height adjustments from 16.5-75 inches to meet the needs of tall large plants, small plants, seedling, flowering stage. The stable base allows the plant lights for indoor growing to be placed in any small space.
❀ [4/8/12H cycle timer]: The standing grow light comes with a 4/8/12H cycle timer system. 4/8/12H on, 20/16/12H off. This means you only need to set the timing once and the plant grow lights indoor will automatically cycle on and off time on time every day. You don't have to worry about the illumination situation when you go out at all. (Tip: If you disconnect the power, you need to set the timer once again)
❀ [Bulb Data & Service]: Plant bulb parameters: 40W, 4000K, CRI:98+, PPFD:1834μmol/㎡/s, PAR:30% (close to sunlight, 35% PAR for winter sun). HMVPL brand has a strong after-sales team and provides 2-year warranty service. You have any questions after receiving the grow lights for indoor plants full spectrum, please feel free to contact us.

Rank No. #4

CANAGROW LED Grow Lights for Indoor Plants, 300W Full Spectrum COB LED Grow Light Bulb, E26 Sunlike White LED Plant Light Bulb, Aluminum Case & Reflector, Ultra Quiet Cooling Fan

【Lumens Brand LED & Long Lifespan】Our led grow light bulb use sunlike 3500k full spectrum Lumens LED that made by Korea, highest quality and steady performance, the same quality as CREE CXB3590 LED, has 100000hrs lifespan. The indoor led plant light bulb includes universal Blue Red IR UV and white light provide everything plant desire in the natural sunlight, perfect for plants from germination to fruiting all stage.
【Powerful Cooling Systems】We designed the cob led grow light bulb with aluminum case and gear heat-sink, and with hollow out design, also designed cooling fans in it, so that the plant grow light has a better heat dissipation, surface tempurature less than 45℃, make the led grow light bulb has a long life, and the cooling fans is very quiet less than 30dB voice.
【High Par Value Output】The led plant grow light bulb use aluminum reflector, the lighting angle is 70°, increased the light efficiency and par value, the par value is 3 times of the normal led grow lamp in the market. The par value is about 1398umol @ 8inch, and about 892umol @12inch, and about 419umol @18inch, the led garden light bulb perfect for all indoor plants, gain a high yeild.
【Compare to HPS/MH】The LED grow light bulb compatible with the standard E26 sockets, so you don’t need to purchase a special lamp. This indoor LED grow light bulb can replace traditional 300 watt HPS/MH while consuming only 40 watt. Compared to traditional HID, HPS, and T5 grow lights, CANAGROW LED grow light bulb stands out in terms of energy utilization, heat dissipation, and perfect temperature for photosynthesis.
【Quality Assurance】We are a professional LED grow light manufacturer, we strive to offer the best service and intelligent products to our customers. 24-hour professional service center, 30 days full refund, 1 years warranty and 365 days technical support.

Rank No. #5

CANAGROW Full Spectrum LED Grow Lights for Indoor Plants, Waterproof COB Outdoor Grow Light, Plant Growing Lamps Refugium Light for Saltwater Aquarium, Heating Lamps for Plants Seeding, Veg, Blooming

【Optimal Full Spectrum LED Grow Light】CANAGROW COB LED Grow Light with the optimal full spectrum(380-800nm) which provides plants Veg and Flower all stages with everything they desire in the natural sunlight. Especially RED(630-660nm): Promote flowering and fruiting and increase yield directly; BLUE(440-460nm): Promote germination and photosynthesis; IR(780-800nm): Promoting plant cell growth; UV(380nm): Sterilization and disinfection.
【Waterproof & Dustproof Technology】The lens of this full spectrum led grow light with seal ring are WATERPROOF and DUSTPROOF, It fits for indoor and outdoor lighting, providing more useful light to help plants grow faster. Especially when the plant needs extra light in raining days and snowing days, don't worry about damage caused by water entering the refugium light.
【Intelligent Cooling Technology】Refugium light has passed CE, FCC and RoHS certification. This outdoor grow light intelligent control of heat dissipation IC inside, integral radiating case with heat-dissipation coating, make the light cooling very well, ensure temperature less than 65 degrees celsius, extending the lifespan of the heating lamps. WITHOUT any FAN and driver working, making the refugium light ultra-thin and ultra-light WITHOUT any NOISE.
【High-Efficiency & Energy Saving】The refugium light can replace traditional 100 watt HPS/CMH while consuming only 45~55 watts (can only use 120v). BUT maximize the use of light energy by COB technology, our experimentals proof that outdoor grow lights can increas the plant's yield 48%-65%, but saveing 50% energy consumption. Hightest performance price ration, save your money.
【Quality Assurance】We are a professional LED growing light manufacturer with strong R&D team and many light tester. 24-hour professional service center, 30 days full refund, 1 years warranty and 365 days technical support. If you have any questions and are not satisfied, please feel free to contact us, we will provide you best service.

Rank No. #6

AGLEX 655W COB LED Grow Light, Full Spectrum Plant Grow Lamp with Daisy Chain Veg and Bloom Switch for Hydroponic Greenhouse Indoor Plant Veg and Flower (C3000)

【 UPGRADE FULL SPECTRUM LED GROW LIGHT 】 - This cob led grow light 3000w adds 3pcs developed 3400K COBs. which is verified to play an important role in plants growth, will bring much better results
【 OPTIMAL FULL SPECTRUM from 380nm to 780nm 】 - Different with other common led grow lights with red and blue leds and regular cobs, we have added additional light beads in various bands to ensure the full spectrum of science. This 3000w grow light cob contains 3pcs 3400K COB, 3pcs 6500K COB, 30pcs 2000K, 20pcs 650-660nm, 85pcs 620-630nm, 9pcs 450-460nm, 4pcs IR. At the same time, the COB LED itself is a full spectrum lamp integrated design bead
【 EXTREMELY HIGH PPFD 】 - PPFD, Photosynthetic Photon Flux Density, Hanging at 24", the PPFD is 1855 umol/㎡s. The bigger the density, the higher the value, the better the plant. COB LED has the highest PPFD output. COB LED is much brighter and more efficient than traditional LEDs. This 3000w cob grow light will bring better results
【 MAXIMUM ENERGY SAVING 】- The cob 3000w grow lamp actual power is 655 watt. It consumes less but is brighter and more powerful than HPS HID and MH. It is more scientifically and energy-efficient. Best hang height at 24", Core Coverage area at 55"*60"(4.6*5ft). It also serves both herb/veg/bloom and is convenient for you
【 BEST SERVICE 】- We are a professional LED light manufacturer with strong R&D team and many test devices, all our grow lights must pass a series of strict tests before leaving the factory. All AGLEX grow lights are with 3 years after-sales 30 days no reason for refund. If you have any problems, please do not hesitate to contact us, we will get back to you with a completely satisfying reply in 24 hours

Rank No. #7

HMVPL White Grow Lights for Indoor Plants Full Spectrum,Tall Plant Light for Indoor Growing with 20W COB Plant Light Bulb,4/8/12H Timer,Led Growth Floor Lamp for Large Plant Seedling(6 Level Height)

❀[Full Spectrum&Close to Sunlight]: The grow lights for indoor plants provides full spectrum (including red/blue light spectrum) of 380-780nm for indoor plants, close to sunlight, perfect for all stages of plant growth, such as seeds, plants, flowering, and output. Compared to normal floor lamps, the plant light for indoor plants can also serve as your indoor decorative light, more able to protect your eyes.
❀[COB aerospace aluminum bulb]: the grow light stand is made of aerospace aluminum, which improves the heat dissipation efficiency and is more sturdy than ordinary plant bulbs. the COB light source design comes from the LED light optimization upgrade, which can save more power spending under the same conditions. At the same time 20W 4000K plant grow lights indoor CRI up to 98 +, can make look plants more vivid and beautiful.
❀ [4/8/12H cycle timer]: The indoor plant grow lights comes with a 4/8/12H cycle timer system. 4/8/12H on, 20/16/12H off. This means you only need to set the timing once and the grow light with stand will automatically cycle on and off time on time every day. You don't have to worry about the illumination situation when you go out at all. (Tip: If you disconnect the power, you need to set the timer once again)
❀[360°&Height Adjustment]: The grow plant lamp head is 360° rotatable in all directions to meet the needs of any angle. The plant stand with grow light has 6 level height adjustments from 16.5-75 inches to meet the needs of tall large plants, small plants, seedling, flowering stage. The stable base allows the plant lights for indoor growing to be placed in any small space.
❀ [Bulb Data & Service]: Plant bulb parameters: 20W, 4000K, CRI:98+, PPFD:1716μmol/㎡/s, lumens:1628LM, PAR:30% (close to sunlight, 35% PAR for winter sun). HMVPL brand has a strong after-sales team and provides 2-year warranty service. You have any questions after receiving the tall standing grow light, please feel free to contact us.

Rank No. #8

YXO YUXINOU High Luminous Efficiency 2000W COB Led Grow Light 3500K Full Spectrum 200w Aluminium Grow Lamp with Cooling Fan for Indoor Greenhouse Outdoor Plant Vegetables and Flowers Grow

【3500K+370~780nm High Efficiency Full Spectrum】High Luminous Efficiency 2000W. Low Power Consumption 200W. 2pcs 3500K, 2PCS 370-780NM Driverless DOB led chip. YXO excellent grow light, provide uniform high illumination for the healthy growth of different plants, supplement the lack of natural sunlight on rainy days, cloudy days, snowy days, winter and night, improve yield and promote plant growth, flowering and fruiting.
【Energy Saving and Long Life】YXO DOB Grow light adopts DOB integrated light source technology, which can provide brighter natural light for plants with less energy. In addition, the plant light uses a heat-resistant LED light source with a 50,000-hour lifespan, making it the perfect companion for planting enthusiasts.
【Excellent Cooling System】YXO plant light adopts heat dissipation IC, high speed silent cooling fan, one-piece heat dissipation aluminum housing, heat dissipation coating design and over-current and over-voltage protection. All of these constitute a powerful cooling system, which is very beneficial to heat dissipation while ensuring the long life of the light, and more high-quality safety.
【Extremely High PPFD】-PPFD, photosynthetic photon flux density, the higher the density, the higher the value, the better the plant growth. yxo plant light hanging at 12", the PPFD is 1981 umol/㎡s. COB/DOB LED has the highest PPFD output, COB/DOB LED is brighter and more efficient than traditional LED. So this 200w plant grow light will bring better results.
【Wide Range of Use】led plant light is equipped with stainless steel hook and anti-fall rope for hanging, which ensures the stability of the plant light in bad rainy days. Suitable for potted plants, vegetables, seeding, sprouts, fruits, flowers, etc. Widely used in home balconies, outdoor gardens, indoor greenhouses, plant factories, farms, grow tents, etc.

Rank No. #9

Bozily IP67 Waterproof Plant Light, 450W Full Spectrum Grow Lights for Indoor Plants, Hanging Outdoor LED Grow Lights, No Noise, Heat Dissipation, Growing Light for Seedling Blooming Fruiting

🌞【380~830nm High Efficiency Full Spectrum】The excellent grow light is designed to provide uniform and high-illumination warm light for the healthy growth of different plants, supplement the deficiency of natural sunlight in rainy, cloudy, snowy, winter and night, improve the yield and promote flowering and fruiting. Especially suitable for potted plants, vegetables, sowing, buds, fruits, flowers
💡【Energy Saving & Long Life】 Advanced LED warm light adopt integrated light source technology, which can provide plants with brighter natural light with less energy. In addition, the plants lights uses high-temperature resistant led light source, with a service life of 10000 hours, and is the perfect companion for planting enthusiasts
⛈️【Super IP67 Waterproof Grade】With the professional technology of Bozily R&D team, combined with high-density aviation aluminum, silicone protection button switch and dual protection LED light source, plant grow light has achieved IP67 waterproof grade, and has passed FCC, CE, ROHS certification. If you have more questions, please contact us. We will provide you with a superior 2-year full-device warranty and friendly customer service
🌻【3 Simple Installation Methods】The led plant light is equipped with stainless steel hooks and fall-proof ropes for hanging, which ensures the stability of the plant lamp in bad rainy days. The 180-degree adjustable bracket is used for walls and floors and can be rotated and fixed to any angle, providing a more flexible light range. Grow lights are widely used in family balconies, outdoor gardens, indoor greenhouses, plant factories, farms, growth tents
😊【Various Humanized Detail Design】Ultra-thin, fast heat dissipation and noiseless bring you a comfortable experience. Our portable led lights has a thinner size than the traditional growth lamp, with a thickness of only 1 inch, which is convenient to move at any time. 32 ingenious ventilation holes and high density aviation aluminum provide excellent heat dissipation performance. No fan and no noise ensure a quiet planting environment and relaxed mood

Rank No. #10

Waterproof 100W LED Grow Light Full Spectrum, New Technology COB LED Grow Light, Natural Heat Dissipation Without Noise, Suitable for Plants All Growing Stage Indoor or Outdoor.

IP65 Waterproof LED Grow light, suitable the high humidity working environment, even raining.
New COB LED Grow Light with New Technology, ensure the light power intensity better than 300W RED&BLUE led grow light.
Intelligent Control of Heat Dissipation IC inside, ensure temperature less than 65 degrees Celsius.
No cooling fan working, no noise, suitable for indoor quiet environment.
50000 hours working time, 2 Years Warranty, get repaird free

Rank No. #11

WILLS 1000W COB LED Grow Light Dual Switch Dual Chips Full Spectrum Growing Lamp with Thermometer Humidity Monitor for Hydroponic Indoor Plants Veg Flower (Actual Power 230watt)

Rank No. #12

Relassy LED Grow Light for Indoor Plants 75W Sunlike Full Spectrum Indoor Grow Light Plants - 3/6/12H Auto On/Off Timer Grow Lamp - 4 Dimmable Indoor Plants Light - 22.5 Inch Longer Gooseneck

► 【Just Like Real Sunlight】: Worried your indoor plants aren't getting enough sunlight? Not anymore! This LED grow light delivers full spectrum light with all the wavelengths of light between 380nm - 800nm to simulate natural sunlight! This indoor plants grow light promotes photosynthesis, accelerates sprouting, bloom, and fruiting while promoting overall plant health.
► 【Wider & Brighter Illumination】: Unlike red and blue spectrum plant light, our led plant light delivers true sun like full spectrum plant lights for indoor plants which coupled with the led & multi-layer reflector covers more area with light. Thanks to the optimal heat dissipation design, our indoor plant light can be used for months without losing any of its brightness to provide you long term and reliable use.
► 【For All Indoor Plants & More】: Whether you're growing some herbs or just common house plants, you can count on our grow lights for indoor plants. Thanks to the 4 Dimmable Levels you can adjust the lighting intensity of the indoor grow light making it the perfect choice for indoor plants, hydroponics, greenhouses, and can even be used as a common desk lamp for your tables.
► 【Easy to Install & Adjust】: Using the C-clamps you can place this grow lamp in your home, office, plants stands and anywhere else you want while keeping this led grow lights safely and firmly in place. The flexible gooseneck is longer, thicker and offers 360 Degree Rotation. Auto ON/OFF Timing function lets you set full spectrum grow lights up for 3, 6 or 12 hours and don't have to turning on or off grow light indoor plants manually everyday.
► 【Safe & Reliable to Use】: Our sunlike growing light has been certified by the FCC, CE, ROHS, and PSE as well as offering overcurrent, overheating, and overvoltage protection so that you can safely use led growing light around your home and office. Your purchase is backed by our 2-year service guarantee along with a 30 Day money back guarantee!

Rank No. #13

Kolem LED Grow Lights 450W Outdoor Grow Light, Full Spectrum Plants Light, Waterproof, Natural Heat Dissipation No Noise LED Grow Panel Light for Indoor Plants, Greenhouse, Garden(Gift Hooks)

🌱Waterproof and Versatile: Our IP67 waterproof refugium lights is designed to thrive in both outdoor and indoor environments. No need to worry about water damage during rainy or snowy days. This heat lamp for plants great for gardens and greenhouses.
🌷Full Spectrum for Maximum Growth: With advanced chip and curved lampshade design, our 450W led grow light deliver a highly-uniform and concentrated full spectrum (380-800nm) to plants anytime, anywhere. Increase your plant's yield by 45%-63% while saving 40% energy compared to traditional HPS/MH lights.
🍅Safety and Efficiency: Our waterproof grow light features heat dissipation IC, integral radiating space aluminum case, heat-dissipation coating design, and overcurrent/overvoltage protection. Outdoor led grow lights ensures a working temperature below 140℉ for safer operation. No noisy fans, suitable for quiet indoor environments. Indoor plant light includes an ON/OFF switch for added safety.
🥬Flexible and Easy to Install: Designed with an adjustable bracket and hook, our outdoor grow light can be hung in the air, fixed to the wall or plant stand, or directly placed on the floor or desk. No need to remove the growing lights for indoor plants, easily adjust the angle to match your plant's needs.
🍓Trusted Quality: Our led plant grow light has passed CE, FCC, and RoHS certifications, guaranteeing premium quality and safety for both indoor and outdoor plants.

Rank No. #14

Hywyimlait Aluminum Housing Grow Light Bulb for Indoor Plants, 20 Watt 4000K Full Spectrum LED Plant Light Bulb with High PPFD, PAR 30, COB Lamp Bead, E26, Energy Saving Grow Lamp for Seeding Growing

【Full Spectrum LED Grow light】20W plant light with PAR 30 COB full spectrum chip, covering the entire visible spectrum from 400nm-780nm, with color rendering index Ra close to 100, simulating sunlight to meet the needs of various plant growth processes.
【High PPFD & High Lumen】Upgraded design grow bulb with small angle of focus, higher light intensity than ordinary grow lights, provide more light for your plants. 4000K LED grow light has 2200LM lumens, high efficiency and high PPFD, provide flicker-free soft light. The actual power consumption is about 20W, energy saving and power saving.
【Excellent heat dissipation】All die-casting aluminum, strong heat dissipation, good light maintenance, long lamp life. aluminum shell, making the lamp head lighter at the same time also has a good heat insulation effect, built-in heat dissipation piece of aluminum, large heat dissipation area, with good heat dissipation effect.
【Easy to install】LED plant grow light is designed with standard E26 socket, very easy to install, screw in and use. Allow DIY with to table lamp, floor lamp, pendant lamp for use.
【Safe For Indoor Plants & Wide Application】Can be used on a variety of flowers, vegetables, fruits and succulents. Helps prolong flowering time, promotes plant germination and flowering, promotes ripeness and sweetness of fruits and vegetables, and promotes healthy and long-term growth of succulents.

Rank No. #15

Bozily 450W Hanging Grow Light, Full Spectrum LED Refugium Plant Light with Stand and Switch, IP67 Waterproof Grow Lights for Outdoor Indoor Plants, Seeding Veg Bloom Greenhouse

🌞【380~830nm Full Spectrum with 37% Increase】Our lab result shows that the grow light full spectrum can increase by 37%. The excellent grow light is designed to provide uniform and high-illumination warm light for the healthy growth of different plants, supplement the deficiency of natural sunlight in rainy, cloudy, snowy, winter and night, improve the yield and promote flowering and fruiting. Especially suitable for potted plants, vegetables, sowing, buds, fruits, flowers
💡【Energy Saving & Long Life Pink LED】 Advanced led plant grow light adopt integrated light source technology, which can provide plants with brighter natural light with less energy, saves up to 40% energy consumption, lowering electricity costs. In addition, the plants lights uses high-temperature resistant led light source, with a service life of 10000 hours, promise your ourdoor & indoor plant with a warm greenhouse, and is the perfect companion for planting enthusiasts
⛈️【Super IP67 Waterproof Material】With professional technology of Bozily R&D team, combined with high-density aviation aluminum, silicone protection button switch and dual protection LED light source, plant grow light has achieved IP67 waterproof grade, we don't need to worry about the damage caused by water seepage, and has passed FCC, CE, ROHS certification. If you have questions, please contact us. We will provide you with a superior 2-year full-device warranty and friendly customer service
😊【Ultra-Thin Size & Noiseless Heat Dissipation】Our portable led lights has a thinner size than the traditional growth lamp, with a thickness of only 1 inch, which is easy to move at any time. 32 ingenious ventilation holes and high density aviation aluminum provide excellent heat dissipation performance, ensure that the working temperature of led grow lights is lower than 167 ℉, and the no fan design brings you a quiet environment, relaxed mood and comfortable experience
🌻【HOW To Use & Where To Use】The led plant light is equipped with stainless steel hooks and fall-proof ropes for hanging, and the 67-inch long cable and waterproof switch ensure the stability of the plant lamp in bad rainy days. The 180-degree adjustable bracket is used for walls and floors and can be rotated and fixed to any angle, providing a more flexible light range. Grow lights are widely used in family balconies, outdoor gardens, indoor greenhouses, plant factories, farms, growth tents

SaleRank No. #16

Growstar 150W Led Grow Light, Full Spectrum UV & IR Plant Light with High Par Value Grow Light for Indoor Greenhouse Plants Gardening, Flowering

🌱[ Friendly Products and Energy Saving] – We spent more costs on product quality, environmental impact. Compared with the traditional HPS grow light, this 150w LED grow light helps you save more energy and money.
🌻[Advanced LED Chips & Full Spectrum] 3000k High Par Value LED Grow Light 150W uses LED chips which is one of the best white grow light quality. 380-760nm Advanced full spectrum, the complete and ultra-efficient spectral provides plants Veg and Flower all stages growth, increase the Par Value and yield of plants.
🌱[Powerful Cooling Fan System]All our led grow lights have passed temperature test before leaving factory. Built-in aluminium heat-sink and aircraft-grade high heat-conducting aluminum case, which can quickly emit the heat from the lamp inside to outside, keep the LEDs cool and extend the light service life. The aluminum shell will be a little hot when the light is working, but don't worry, it is normal phenomenon.
🌻[Scientific and Effective 90 to 120 degree Angle Design] This plant grow light with 90 to 120 degree angle creates a wilder lighting area and increases brightness level, and makes a great improvement on output.
【After-sale Customer Service】Each of Our led grow light has passed strict inspection before they leave the factory. We offer 1 year warranty. You can contact us by Amazon online message at first time if you have any problem about our products. We'll response you within 24 hours and solve your issue as soon as possible.

Rank No. #17

ConyLite LED 1800W Grow Light Fixture Lamp with COB Full Spetrum for Indoor Hydroponic Grow Tent Plant Growing (LED1800W COB Light)

LED output Power: 1800W, Actual Power Consumption: 490W, 9PCS*200W high intensity COB, PPFD at Height of 18in:1836μmol/m -2/s -1, Effective Coverage: 5ftx5ft (PPFD>50 μmol/m -2/s- 1)
Featuring a user friendly "Full Spectrum" design, you can easily grow your plants in any growth cycle required like germination, seedling, veg, flower
Best Heat Dissipation for the Best Stability and Longest Lifetime
High Efficiency Optimized for PAR, Extremely Sufficient Lights Spectrum, Super Light Penetration
Ideal for all phases of plant growth,can be used in house garden, pot culture, garden, sowing, breeding, farm, flower exhibition, bonsai, garden, green house, sowing,breeding, farm, greenhouse cultivation, water soluble breeding, greenhouse cultivation, pipeline cultivation and so on

Rank No. #18

HMVPL Hanging Grow Light for Indoor Plant Full Specturm, Plug in Plant Light with 4000K 40W COB Grow Light Bulb, Small Grow Lamp with Pulley, 4/8/12H Timer for Indoor Seed Plant Flower Output(19ft)

❀Full Spectrum for All Stages of Plants : The hanging grow light for indoor plants with a full spectrum of 380-780nm (Included red/blue light spectrum), close to sunlight, perfect for all stages in plant growth, such as seeds, plants, flowering, and output. The white plug in plant lights for indoor plants is also more suitable for decorating your indoor, so that your plant garden area is filled with sunlight and closer to nature.
❀40W COB Aerospace Aluminum Bulb: The bulb housing of the grow lights for indoor plants full spectrum is made of aerospace aluminum, which improves the heat dissipation efficiency and is more sturdy than ordinary plant bulbs. the COB light source design comes from the LED light upgrade, which can save more power spending under the same conditions. At the same time 40W 4000K grow light bulb of plant lights for indoor growing can allow you to watch for a long time without hurting your eyes.
❀ 4/8/12H cycle timer: The full spectrum grow light comes with a 4/8/12H cycle timer system. 4/8/12H on, 20/16/12H off. This means you only need to set the timing once and the plant grow lights indoor will automatically cycle on and off time on time every day. You don't have to worry about the illumination situation when you go out at all. (Tip: If you disconnect the power, you need to set the timer once again)
❀ 1 Pulley and 19ft Cord: The small grow light comes with 1 pulley and 19.68ft cord for any location and any ceiling. You can easily adjust the height of the plant light by the pulleys to meet the plants needs. LED grow light bulb size: 3.74''D x 5.1''H.
❀ Bulb Data & Service: Plant bulb parameters: 40W, 4000K, CRI:98+, PPFD:1020μmol/㎡/s, lumens:3245LM, PAR:30% (close to sunlight, 35% PAR for winter sun). HMVPL brand has a strong after-sales team and provides 2-year warranty service. You have any questions after receiving the grow lights for seed starting, please feel free to contact us.

Rank No. #19

(Upgraded) 2000W Full Spectrum LED Grow Lighting Adjustable Veg and Bloom Dual Switch with Samsung LM301B 3000K, CREE COB 5000K and 660nm Flowering Enhanced LED Lights for All Grow Stages

✿ VEG & BLOOM TWO CHANNELS: CREE COB 5000K Cold White light for Veg Breeding, Seedling, Microgreen and Vegetative, Samsung LM301B 3000K Warm White and 660nm Red light for Flowering and Fruiting..
✿ LIGHTING INTENSITY ADJUSTABLE: Preassembled flat lens for Vegetative Stages including Seedling, Clone, Microgreens, etc. Replace the flat lens with 90 degrees Optic Lens for Bloom/Fruiting Stages. With the COB lenses, the PAR (PPFD) can be increased up to 50% compared to the COB without lenses.
✿ UNIQUE & HIGH EFFICIENCY REFLECTOR: PAR (PPFD) output and canopy penetration can be increased by up to 150% while ensuring a more uniform footprint.
✿ ENERGY SAVING: Equivalent to 2000W HPS/MH grow light while consuming only 220W, recommended for vegetative 4’x 4.5’coverage and flowering 4’x 3’coverage.
✿ BUY WITH CONFIDENCE: 3 years Professional Fast Service plus 30 days satisfaction or return guarantee, for any questions, feel free to e-mail us and we will help immediately and make things right.

Rank No. #20

2PCS LED Chip 50W 110V Plant Grow Light Full Spectrum COB DIY for Indoor Plant Flower

50W AC110-140V Grow Light Chip
Full Spectrum 380nm-840nm
Aluminum material, 75*40*1.5 mm size
Full wattage, high brightness
2 PCS, 2 year warranty

Last update on 2023-08-10 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

How Do You Buy The Best Cob Grow Lights?

Do you get stressed out thinking about shopping for a great Cob Grow Lights? Do doubts keep creeping into your mind? We understand, because we’ve already gone through the whole process of researching Cob Grow Lights, which is why we have assembled a comprehensive list of the greatest Cob Grow Lights available in the current market. We’ve also come up with a list of questions that you probably have yourself.

Romance University has done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for Cob Grow Lights that you consider buying. Your questions might include the following:

Is it worth buying an Cob Grow Lights?
What benefits are there with buying an Cob Grow Lights?
What factors deserve consideration when shopping for an effective Cob Grow Lights?
Why is it crucial to invest in any Cob Grow Lights, much less the best one?
Which Cob Grow Lights are good in the current market?
Where can you find information like this about Cob Grow Lights?

We’re convinced that you likely have far more questions than just these regarding Cob Grow Lights, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for Cob Grow Lights, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible Cob Grow Lights. Make sure that you are only using trustworthy and credible websites and sources.

Romance University provides an Cob Grow Lights buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available Cob Grow Lights currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

Brand Value: Every brand of Cob Grow Lights has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
Features: What bells and whistles matter for an Cob Grow Lights?
Specifications: How powerful they are can be measured.
Product Value: This simply is how much bang for the buck you get from your Cob Grow Lights.
Customer Ratings: Number ratings grade Cob Grow Lights objectively.
Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their Cob Grow Lights.
Product Quality: You don’t always get what you pay for with an Cob Grow Lights, sometimes less, and sometimes more.
Product Reliability: How sturdy and durable an Cob Grow Lights is should be an indication of how long it will work out for you.

Romance University always remembers that maintaining Cob Grow Lights information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

If you think that anything we present here regarding Cob Grow Lights is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly! We’re here for you all the time. Contact us here. Or You can read more about us to see our vision.

FAQ:

Q: What are cob grow lights?

A: COB (Chip-on-Board) grow lights are the latest in LED grow light technology. Instead of growing with dozens or hundreds of individual diodes, COB technology combines everything into a single chip. COB LEDs are more powerful than traditional 3 Watt and 5 Watt diodes, giving you stronger canopy penetration.

Q: What lights to buy to grow cannabis?

A: CFL Grow Lights. CFL grow lights are oblique looking bulbs. They produce an excellent spectrum for cultivating cannabis and are great for spaces where large grow lights cannot fit such as inside a cabinet. T5 Grow Lights. T5 grow lights are easily available and are used to grow different types of plants.

Q: What is the best led for growing corals?

A: 7 Best LED Lights for Growing Coral in Reef Tanks Current USA Orbit Marine Aquarium LED light. To begin with the size of the light, this product comes in various different sizes. … Phlizon 165W Dimmable Aquarium LED. Another good option for LED lighting to grow corals. … OceanRevive Arctic-T247 120W LED. … Relassy LED Aquarium Light Panel. … VIPARSPECTRA Timer 165W. … TOPLANET LED Aquarium Light 165W. … More items…

Q: What is led grow?

A: LED grow lights produce light by passing a current through a semiconductor material. The movement of electrons within the semiconductor releases energy in the form of photons, i.e. light. LEDs once just came red in color, they were the little low lights in the corner of every TV.