20 Best 3.7V 4000Mah Lithium Battery of 2023 – Romance University
After hours researching and comparing all models on the market, Romance University finds out the Best 3.7V 4000Mah Lithium Battery of 2023. Check our ranking below.
2,625 Reviews Scanned
- [Note]- 3.7v lipo battery connector type is JST PH2.0MM !!!! - Please make sure the connector type and battery size match your device before purchase.
- [Connector Specifications]-3.7v battery Connector Type: PH 2.0mm;; Cable Length: 5cm / 2"; Please check the battery polarity before installation, if the connector polarity is not matched with your device, it will damage the device or new battery.
- [Battery Specifications] - 606090 li-ion battery Size: 6 x 60 x 90mm / 0.24" x 2.36" x 3.59" (H*W*L), Voltage: 3.7 volts, Maximum Charging Voltage 4.25v; Capacity: 4000mAh; Material: Lithium Polymer. Net weight: 75g.
- [Applications]- 3.7v lithiun Polymer battery is suitable for MP3/MP4, Bluetooth wireless headset, GPS, baby monitor, game console, skype, smart watch, surveillance device, POS, car recorder, mobile power, Bluetooth speaker, VR glasses, beauty device, pet tracker, ring visual doorbell, etc.
- Please use the battery correctly: 3.7v lithium batteries can not be used for high-current power devices, such as drones, miniature remote control helicopters, model airplanes, electric toys, etc.
- MakerHawk adopts a brand-new A-grade lithium cobalt oxide battery system, which, compared to ternary system batteries, not only provides higher energy and higher density but also ensures more stable discharge performance and longer lifespan. It also complies with UN 38.3 standards certification, ensuring safety and reliability.
- Over-Discharge Protection: When the battery is about to deplete, and the voltage drops to 3.0V, the protection circuit will shut down, preventing further discharge and providing over-discharge protection.
- Over-Charge Protection: During battery charging, when the voltage reaches the maximum battery voltage (4.2V), the protection circuit will automatically cut off power, indicating that the battery is fully charged and providing over-charge protection.
- Short Circuit Protection: In the event of a short circuit, the protection circuit will automatically shut down within milliseconds and will not power on again. Note that if the battery is short-circuited (bypassing the protection circuit), the protection circuit may also fail due to prolonged high current or component overheating.
- Storage & Usage: During long-term storage, keep the battery charged between 40% and 60%. We recommend charging the battery once every 3 months after receiving it, maintaining a voltage of 3.7-4.0V. Store the battery in a cool, dry place.
- Model: 357090；Voltage: 3.7volt; Capacity: 4000mAh；Maximum Charge Voltage/Current: 4.25V/2000mAh; Material: Lithium Polymer.
- Connector Type: PH2.0mm （Note: Please confirm the connector type before ordering. Check the product pictures for reference. If the connector doesn’t match, you can replace it yourself. Pay attention to battery polarity.）
- Size: 3.5 x 70 x 90mm (T*W*L) Note: Please confirm the battery size before ordering. Not suitable for drones.
- Ensure correct polarity: Red = Positive (+), Black = Negative (–). Never connect or let the two wires touch each other to avoid short circuits.Double-check the soldering and connection of the red and black wires to prevent reverse polarity, which may damage your device.
- Guarantee: Please contact us if you have any questions or concerns with the product via Amazon message.
- BATTERY SPECIFICATIONS: High-capacity 3.7V 4000mAh LiPo battery with 1S 3C discharge rate for extended operation time
- CONNECTOR TYPE: Features Micro JST 1.25 connector plug for seamless compatibility with various devices and drones
- DUAL PROTECTION: Built-in dual protection board safeguards against overcharging, over-discharging, and short circuits
- VERSATILE APPLICATION: Ideal power source for GPS devices, drones, and multiple electronic devices requiring 3.7V input
- PACKAGE CONTENTS: 1x 4000mAh capacity JST 1.25
- High Energy Capacity: Our 3.7V 4000mAh rechargeable lithium battery offers impressive power for your devices, ensuring longer run times and improved performance for your lipo drones, RC models, and development boards, including Arduino and Lora systems.
- Versatile Compatibility: Equipped with a Micro JST 1.25 connector, this lithium pack is perfect for a variety of applications, from powering your favorite gadgets to enhancing your RC vehicles, making it an essential component for hobbyists and tech enthusiasts alike.
- Safety Features: The included USB charging cable (3.7V-300mA) comes with an intelligent IC and reverse polarity protection, ensuring that your battery charges safely and efficiently while minimizing the risk of damage, providing peace of mind during use.
- Lightweight and Compact Design: Designed with convenience in mind, our 4000mAh lithium battery features a compact size that seamlessly fits into your projects without adding unnecessary weight, making it ideal for portable electronics and custom applications.
- Customer Support Assurance: We stand behind our products with a commitment to quality and customer satisfaction. Should you have any concerns or questions about our battery or charging solutions, our dedicated support team is here to assist you with your purchase, ensuring a positive experience.
Last update on 2025-11-23 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API
How Do You Buy The Best 3.7V 4000Mah Lithium Battery?
Do you get stressed out thinking about shopping for a great 3.7V 4000Mah Lithium Battery? Do doubts keep creeping into your mind? We understand, because we’ve already gone through the whole process of researching 3.7V 4000Mah Lithium Battery, which is why we have assembled a comprehensive list of the greatest 3.7V 4000Mah Lithium Battery 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 3.7V 4000Mah Lithium Battery that you consider buying. Your questions might include the following:
- Is it worth buying an 3.7V 4000Mah Lithium Battery?
- What benefits are there with buying an 3.7V 4000Mah Lithium Battery?
- What factors deserve consideration when shopping for an effective 3.7V 4000Mah Lithium Battery?
- Why is it crucial to invest in any 3.7V 4000Mah Lithium Battery, much less the best one?
- Which 3.7V 4000Mah Lithium Battery are good in the current market?
- Where can you find information like this about 3.7V 4000Mah Lithium Battery?
We’re convinced that you likely have far more questions than just these regarding 3.7V 4000Mah Lithium Battery, 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 3.7V 4000Mah Lithium Battery, 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 3.7V 4000Mah Lithium Battery. Make sure that you are only using trustworthy and credible websites and sources.
Romance University provides an 3.7V 4000Mah Lithium Battery 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 3.7V 4000Mah Lithium Battery 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 3.7V 4000Mah Lithium Battery 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 3.7V 4000Mah Lithium Battery?
- Specifications: How powerful they are can be measured.
- Product Value: This simply is how much bang for the buck you get from your 3.7V 4000Mah Lithium Battery.
- Customer Ratings: Number ratings grade 3.7V 4000Mah Lithium Battery objectively.
- Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their 3.7V 4000Mah Lithium Battery.
- Product Quality: You don’t always get what you pay for with an 3.7V 4000Mah Lithium Battery, sometimes less, and sometimes more.
- Product Reliability: How sturdy and durable an 3.7V 4000Mah Lithium Battery is should be an indication of how long it will work out for you.
Romance University always remembers that maintaining 3.7V 4000Mah Lithium Battery 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 3.7V 4000Mah Lithium Battery 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.
Related Post:
- Battery Pack For Raspberry Pi 3 B+ 4000Mah Suction
- 18650 Battery 4000Mah
- 3.7 V 4000Mah Battery
- Vivitar Power Pack 4000Mah
- Pocket Juice 4000Mah
- Power Bank 4000Mah
- Vivitar Power Boost 4000Mah
- Battery Tender Btl14A240C Lithium Iron Phosphate Battery
- 12V Lithium Battery Charger
- Craftsman 20V Lithium Battery