The Best 3.7 V Battery Charger of 2022 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best 3.7 V Battery Charger of 2022. Check our ranking below.

2,829 (random num) Reviews Scanned

Rank No. #1

Blomiky 2 Pack 3.7V 500mAh Li-ion Rechargeable Battery SM 2P Plug with USB Charger Cable for Double Sided RC Stunt Car Small RC Boat Tumbling Amphibious RC Car RC Truck and C63 Battery and USB 2

Real capacity is 500mAh-800mAh, 3.7 volt lithium battery connector plug: SM-2P black 2 pin, plug end cross-section size:5.5*5.2mm/ 0.22*0.195inch, 1S li-ion battery fit for some small size Stunt RC Car and some kind 1/18 scale RC Cars.
3.7V 500mAh li-ion battery suitable for some kind 1/18 scale Water-Resistant High Speed Remote Control Car,make sure voltage, plug, size are match before buying.
USB Charger cable built-in over-charged protection board, it would stop after full charged, some red light are not off after full charged, you can reconnect again,red light would be off if full charged. It most take 3-4 hours can full charged.. 3.7v rechargeable battery voltage: 3.7V , Material: Li-ion.Battery dimensions: L51*18*14mm /2.0*0.72*0.56inch, batery weight:19g/0.66oz. 3.7V 500mAh Li-ion rechargeable battery replacement for some kind Double sided Flip RC Stunt Car,Color maybe orange, green,red.
3.7V 500mAh Li-ion battery replacment for Small Size RC Cars RC Boat RC Trucks , battery replacement for some kind Small Amphibious RC Stunt car.
3.7V 500mAh battery fit for some kind 1/16 RC Vehicle ,which size voltage and battery plug all match.
Battery replacment for KKONES ORRENTE Sharkool Rcabcar 4WD Stunt RC Car Cars. battery replacement for some kind 4WD Stunt RC Car,which battery size, voltage and plug all match.
3.7V 500mAh Li-ion batteryr replacement for some small size Drift RC Car. Battery replacement for DEERC DE70 DE42 DE45 DE68 DE69 Remote control Cars, battery replacement for BEZGAR TD141 ransform RC Cars, battery replacement for 4DRC C3 RC Cars Remote Control RC Car . Battery replacement for some small szie Alligator Head RC Boat, which battery size, voltage and plug all match.
3.7V 500mAh Li-ion rechargeable battery replacement for some kind of Small size RC Boat,which use same plug and voltage. Battery replacement for some kind 2 IN 1 Small RC Boat, Battery replacement for some Wave Speeder Small size RC Boat, Battery replacement for Tonason Small Size RC Boat. battery replacement for EACHINE EC21 Small size RC Boat, Battery replacement for Sharkool Small size RC Boat., which battery size, voltage and plug all match.

Rank No. #2

18650 Battery Charger 4-Bay 5V 2A for Rechargeable Batteries 3.7V Li-ion TR IMR 18650 14500 16340(RCR123) Red/Green Display (Not Battery)

【18650 Battery Charger】18650 Battery Charger 4 Bay Smart Universal Charger for Flashlight Headlamp Battery 3.7V Rechargeable Lithium Li ion Batteries Compatible 18650 26650 21700 Battery Charger (No Battery Only Charger). 18650 Charger is not compatible with AA or AAA batteries or NiMH batteries.
【USB Charger】The charger has a universal USB interface and operates at 5V, eliminating any worry about high voltage damage and disasters. You can recharge your lithium-ion batteries anytime, anywhere, even by simply plugging it into your laptop or other devices.
【USB Battery Charger】The USB smart battery charger has four independent charging channels, allowing for simultaneous charging of four lithium-ion batteries. The charging indicator shows the battery's charging status, with a red light indicating charging and a green light indicating a full charge.
【18650 Charger】Safety is a top priority, and the charger features special charge and discharge management circuits that prevent reverse, short circuit, overcharge, over-discharge, and over-current damage to the Li-ion battery. This ensures users can use the product without any safety concerns.
【inbox】1pcs 18650 Charger. The product comes with a 100% satisfaction guarantee. If you have any questions or issues with the 4-channel 𝟣𝟪𝟨𝟧𝟢 battery charger, please contact the seller by email for a response within 24 hours. If there are any quality issues, the seller will provide a full refund or send a new charger for replacemen.

Rank No. #3

POWXS LCD Universal 18650 Battery Charger for 3.7V Li-ion Rechargeable Battery 18650 18490 18350 17670 17500 16340(RCR123) 14500 Lithium Batteries and Ni-MH Ni-CD Rechargeable AA AAA Batteries

【Wide Compatible】POWXS universal 3.7v battery charger can freely charge 1 or 2 pieces 18650 18490 18350 17670 17500 16340(RCR123) 14500 rechargeable battery or Ni-MH/Ni-CD rechargeable AA AAA batteries.
【Faster Charging】Charging current up to 1000mA, 3000mAh 3.7v battery will be fully charged in 3hours. Saving your waiting time.
【Smart LCD Display】Independent slot charger with LCD display, shows the real time charging status for you clearly: Charging - battery icon keep flashing, Fully charged - battery icon solid.
【Convenient USB】The intelligent battery charger comes with worldwide usage USB input, applicable for 5V/2A power bank, computer, car charger, USB wall charger, etc.
【Safer with Multiple Protection】With advanced MCU control system, intelligent △V and -△V cut-off charging tech, the charger turns to trickle charging automatically to prevent the batteries from over-voltage, over-current and over-heat.

Rank No. #4

DZS Elec 3.7V Lithium Battery Balance Charging Line USB to XH2.54 Connector + XH2.54 to JST Convert Line

3.7V Lithium Battery Balance USB Charging Line, Input DC 5V 0.5-2A, Output DC 4.2V 500mAh, suitable for 3.7V Li-Po Battery with XH2.54 plug.
Convenient to Use: USB plug can be connected to computer, phone charger, mobile power supply for battery charging.
Matched with XH2.54 Male to JST Female convert line, can charge for 3.7V Lithium battery with JST plug, more widely application.
Safety in Use: Only need to connect the USB cable to device for charging normally, no need to monitor.
Small size, convenient to carry, allows charging your battery anytime anywhere, suitable for X5C, 818a, X1, X4, HS170, X300, X400, F181, F180 Quad Copter etc.

Rank No. #5

EBL Universal 18650 Battery Charger for 3.7V Lithium ion Rechargeable Batteries 26650 22650 18650 18490 18350 17670 17500 16340 (RCR123) 14500 and 1.2V Ni-MH Ni-CD Rechargeable C AA AAA Batteries

[Wide Compatibility] - The universal 18650 battery charger can freely charging 1 or 2 pcs 26650 22650 18650 18490 18350 17670 17500 16340 (RCR123) 14500 3.7v lithium ion battery or Ni-MH/Ni-CD rechargeable c aa aaa batteries.
[High-speed 3.7V Li-ion Battery Charger] - Up to 1000mA charging current for 3.7v lithium-ion battery, twice faster than normal 3.7 volt battery charger, and 400mA charging current for 1.2V Ni-MH/Ni-CD rechargeable batteries.
[Large LCD Display] - Show real time comprehensive and accurate information on battery charge status.
[Charging Anywhere & Anytime] - The 18650 battery charger with a Micro USB input port, you can power it by PC, adapter, power bank, and car charger.
[Mult-Protection] - Advanced MCU control and -∆V function, over-heat and over-current protection, over-voltage protection, short-circuit protection, over-charge protection, non-rechargeable, and defective battery detection

Rank No. #6

6 Bay 18650 Battery Charger Universal Wall Charger for 3.7v Lithium Rechargeable Batteries Compatible 18650 26650 14500 16340(RCR123) 10440 17670 18490 17500 17335 Lithium Battery Charger

➤【Lithium Battery Charger】Compatible with 3.7v li-ion rechargeable batteries. Such as Li-ion: 18650 26650 22650 14500 16340(RCR123) 10440 17670 18490 17500 17335.
➤【6 bay 18650 Charger】6 charging channels can charge the battery independently.6 slots can be adjusted according to different battery sizes.
➤【Safety Protection】Perfect protection function:under voltage protection,over voltage protection,over current protection,over temperature protection,short circuit protection,anti-reverse battery protection, Zero Volume Battery Repair and excellent heat dissipation design.
➤【Output: 4.2V ± 1%】The charging time of 18650 battery charger depends on the capacity of the battery.
➤【Input: AC100-240V】Universal in the world; Whether you are using it at home or traveling abroad, this universal charger can charge your batteries well and make you feel free to travel.

SaleRank No. #7

18650 Battery Charger 4 Bay Smart Universal Charger for 3.7V Rechargeable Lithium Li ion Batteries Compatible 18650 26650 21700 10400 14500 16340 16650 18500 Battery Charger (Only USB Charger)

Note: No Battery Only Charger. Only for Lithium -ion Rechargeable Battery, Not AA or AAA Battery,Not NiMH Battery. Li-ion Universal Charger: Suitable for flashlights headlamps batteries. Compatible with 3.7v li-ion rechargeable batteries. Such as Li-ion: 𝟣𝟪￵𝟨𝟧𝟢 266￵50 22650 14500 16340(RCR123) 10440 17670 18490 17500 17335
Intelligent Ch￵arger: USB Smart Battery Charger 4-Bay Has four independent charging channels, it can charge four lithium batteries at the same time. The charging indicator allows you to clearly understand the charging status of the battery. Red light when charging, green light when fully charged
Universal USB interface: The latest design of the USB battery charger, the working voltage of the battery charger is 5V, so you don't have to worry about the high voltage to bring you damage and disaster. USB charging can help travelers recharge their lithium-ion batteries anytime, anywhere, especially if you don't have enough outlets, and you can even simply plug it into your laptop or other device
Safety Assurance: Smart Battery Charger 4 Slot Discharge Function Comes with special charge and discharge management circuit. With multiple security protection settings, the 𝟣𝟪𝟨𝟧𝟢 4 Bay charger can effectively prevent reverse, short circuit, overcharge, over discharge, over-current damage to the Li-ion battery, which makes users using the product without any safety concern

Rank No. #8

ICR10440 Lithium Ion Rechargeable Battery 3.7V 350mAh with USB Charger (2pc Button top +Charger)(They are not AA Size Battery)

Model:3.7V 350mAh AAA ICR 10440 Battery with one Fast Li-ion Battery Charger
Battery Diameter:0.41 inch*Height:1.75 inch(they are not 1865mm size batteries)if you recived the pacakge that just miss the batteries pls contact us,we will resend it for you again.
please note that this charging for Lithium battery only,do not charging for other type of batteries,also if you didn't recived the batteries or the charger,pls contact us we will resend it for you again or refund the money for you
Do NOT use these batteries in electrical devices that require 1.5V batteries.
Battery appliations: Flashlight,headlamp,lantern,LED light,weapon light.garden light.

Rank No. #9

Threeking 3.7V 500mAh 14500 Rechargeable Li-ion Battery SM-2P Joint with USB Charger for Remote Control Car Toys RC Stunt Car Truck Boat Toy

Suit for Remote Control Toys(Need 3.7V battery SM-2P Joint ),such as RC Stunt car,RC Car，RC truck,RC boat,etc
Threeking Rc Car Toys USB Charger Cable with 3.7V 500mAh Rechargeable Li-ion Battery
Included: 1pc USB Charging Cable + 1pc Rechargeable Li-ion Battery
The color of the battery is random, it may be purple, blue or green

Rank No. #10

EBL Universal Battery Charger Speedy Smart Lithium Charger for 3.7V Rechargeable Batteries Li-ion IMR 10440 14500 16340 18650 RCR123A Batteries

Universal Charger for: Freely Charging 1 or 2 Pcs Li-ion IMR INR ICR 18650 18490 18500 18350 17670 16340 RCR123A 14500 10440 Batteries.
Smart LED display, The 2 slot charger will charge the lithium batteries when plug in,and the indicator light display in red, then turn into green after fully charged.
The charger uses the MCU control technology, providing the constant current and constant voltage safety model
High quality 18650 battery charger with multi protection - more safety for you and your batteries.
USB Input with small but durable body, you can charging your batteries with USB adapter, car charger, power bank, anywhere you want to go.

Last update on 2023-03-29 / Affiliate links / Images from Amazon Product Advertising API

How Do You Buy The Best 3.7 V Battery Charger?

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We’ve done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for 3.7 V Battery Charger that you consider buying. Your questions might include the following:

Is it worth buying an 3.7 V Battery Charger?
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We’re convinced that you likely have far more questions than just these regarding 3.7 V Battery Charger, 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 3.7 V Battery Charger, 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 3.7 V Battery Charger. Make sure that you are only using trustworthy and credible websites and sources.

We provide an 3.7 V Battery Charger 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 3.7 V Battery Charger 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 3.7 V Battery Charger 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 3.7 V Battery Charger?
Specifications: How powerful they are can be measured.
Product Value: This simply is how much bang for the buck you get from your 3.7 V Battery Charger.
Customer Ratings: Number ratings grade 3.7 V Battery Charger objectively.
Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their 3.7 V Battery Charger.
Product Quality: You don’t always get what you pay for with an 3.7 V Battery Charger, sometimes less, and sometimes more.
Product Reliability: How sturdy and durable an 3.7 V Battery Charger is should be an indication of how long it will work out for you.

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The Best 3.7 V Battery Charger of 2022 – Reviewed and Top Rated

How Do You Buy The Best 3.7 V Battery Charger?

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