We’ve spent hundreds of hours researching and comparing 18650 Charger Usb of all specifications to find the best one for any need (or budget). Here are the results.

The Best 18650 Charger Usb of 2020 – Top Rated & Reviewed

2,170 Reviews Scanned

Rank No. #1
NITECORE UI1 Single-Slot Intelligent Lithium-ion Battery USB Charger for 18650, 18350, 20700, 21700, 16340, 14500 and More,and LumenTac Battery Organizer
  • POWERFUL CHARGER-The NITECORE UI1 reaches a single slot maximum charging current of 800mA when using 3.7V rechargeable batteries.
  • MICRO-USB COMPATIBLE - Compatible with multiple USB inputs including solar panels, adapters, and power reservoirs for quick and efficient charging.
  • INTELLIGENT CHARGING - The UI1 is equipped with intelligent charging mode selection that automatically adopts the optimal charging modes for batteries.
  • LIGHTWEIGHT AND COMPACT - Weighing 1.43 ounces and less than 5 inches in length, the lightweight and compact size of the UI1 allows you to carry it with you on the go.
  • UI1 CHARGER KIT - Included in this bundle is the NITECORE UI1 21700/18650 battery charger, usb cable, and LumenTac battery/cable case.
Rank No. #2
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.
SaleRank No. #3
Intelligent Charger, Snado LCD Display Universal Smart Charger for Rechargeable Batteries Li-ion Batteries 18650 18490 18350 17670 17500 16340 14500, Ni-MH/Ni-Cd A AA AAA Batteries (2 Slots)
  • Adopt negative voltage control technology to improve charge efficiency and integrated intelligent power management system;
  • High definition LCD displays real time charging status, Two sets of led indicators show independently when charging, making the charging process visible status and stopping once completing charge intelligently;
  • Temperature protection: Stop charging automatically if the temperature of charger or battery gets too high when charging. Stainless steel rail is more durable and smooth. Worldwide voltage, suitable for the whole world, car adapter is available;
  • Compatible for Li-ion batteries 18650 18490 18350 17670 17500 16340(RCR123), 14500 Ni-MH/Ni-Cd A AA AAA batteries and 3.7V lithium battery and so on;
  • Snado Intelligent Charger - We guarantee the quality before the item ships. 30 Days Free Refund, 2 Years Free Replacement, Lifetime Maintenance.
Rank No. #4
Bonai 18650 Lithium Battery Chargers for Ni-MH Ni-Cd AA AAA C D Batteries,Li-ion 18650 18500 18350 17650 17670 17500 16340 22650 25500 22700 Batteries (2 Slots USB Charger)
  • Strong Practicality : Universal Charger for All Types of 1Li-ion 18650 18500 18490 18350 17650 17670 17500 16340 14500 22650 25500 22700 21700 20700 3.7V lithium battery and Ni-MH/Ni-Cd 1.2V Double A Triple A A AA AAA C D batteries and so on.It do not support 3.2v LiFePo4 batteries.
  • Intelligent Design: Independent charge channels, it can charge two batteries at the same time or one battery independent and making the charging process visible status and stopping once completing charge intelligently.
  • USB Charging: Common micro-USB input makes it possible to be powered up by any USB 5V output, like wall chargers, power banks, car chargers etc.
  • Safe technology :Adopt negative voltage control technology to improve charge efficiency. Temperature protection: Stop charging automatically if the temperature of charger or battery gets too high when charging. Stainless steel rail is more durable and smooth. Worldwide voltage, suitable for the whole world
  • Intelligent Charger - We guarantee the quality before the item ships and please confirm your battery is genuine / not damaged / quality / Rechargeable before charging. Offer 24 Hours Warm Service, 30 Days Free Refund, 2 Years Free Replacement, Lifetime Maintenance.
SaleRank No. #5
18650 Charger 3.7V Rechargeable 18650 Battery Charger 4 Bay Li-ion for Rechargeable Lithium Batteries 26650 21700 18650 10400 14500 16340 16650 18500 (Only USB Charger)
  • ♻【❗ Note: No Battery Only Charger】【❗ Only for Lithium -ion Rechargeable Battery,Not AA or AAA Battery,Not NiMH Battery】【Multi-Function】 4 slots can be adjusted according to different battery lengths. This charger is suitable for 26650/18650/18500/18350/14500/10440/17670/16340 lithium-ion rechargeable batteries
  • ♻【Intelligent Charger】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】: 18650 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.
  • ♻【100% Satisfied Warranty】 If you have any questions about this 4-channel 18650 battery charger, please feel free to contact us by sending email, we would like to reply in 24 hours. If there is any product quality problem, we would like to provide full refund or resend you a new battery charger for replacement.
Rank No. #6
DOTTMON LCD Smart Universal Battery Charger 4 Bay for Rechargeable Batteries AA AAA NiMH NiCD SC C D,Li-ion 18650 26650 21700 26500 22650 18490 17670 17500 17355
  • 🔋INTELLIGENT DETECTION: Read the real capacity of batteries charged from 0 up to 100%.
  • 🔋UNIVERSAL CHARGER FOR: 3.6V/3.7V Li-ion 26650 25500 22650 21700(Flat-top) 20700(Flat-top) 18650 18490 18500 18350 17670 16340 RCR123A 14500 10440 Batteries, Ni-MH Ni-Cd A AA AAA AAAA C D SC Rechargeable Battery. Note: CANNOT fit for AAA Lithium-ion 1.5V Battery.
  • 🔋LCD DISPLAY: The energy-saving LCD screen displays charging voltage (V), charging current (A), charged capacity (mAh), battery type (Li-ion/NiMH).
  • 🔋FOUR SLOTS SMART CHARGER: Automatically detects battery capacity, select charge mode. Automatically adapts to USB input power.
  • 🔋SAFETY PERFORMANCE: Protects against reverse, short circuit, overcharge, over-discharge, over-current.
Rank No. #7
Olight UC Universal Magnetic USB Charger for Li-ion/IMR/INR/ICR 18650/16340/14500/26650 Ni-MH/Ni-Cd AA/AAA & etc Batteries
  • USB powered with a charging current of 750mA. Compatible with lithium batteries with a rated voltage between 3.6V and 3.7V. NiMH batteries
  • Charging for dummies. There is no need for matching the polarities, as the charger can automatically recognize them when in use. All sizes compatible. It works perfectly on cylinder shaped batteries of variable diameters and lengths.
  • COMPATIBLE BATTERY TYPES -10340 12340 14430 17670 20700 26650 14500 16500 (RCR123A) 18350 21700 AA 14650 16340 16650 18490 22500 AAA 10350 12500 17350 18500 22650 AAAA 10440 12650 17500 18650 25500 C 10500 14350 17650 18700 26500
  • Tangle-free flat cable design. Easy for storing and organizing. Ideal for travelling . You could charge the batteries anywhere anytime with the portable USB plug.
  • To prevent a short circuit, DO NOT charge batteries with a positive AND negative polarity on the same side. This includes Olight customized batteries built for magnetic charging.
Rank No. #8
Weewooday TP4056 Charging Module Battery Charging Board with Battery Protection 18650 BMS 5V Micro USB 1A 186 50 Lithium Battery Charge Module (40 Pieces)
  • Package contents: you will get 40 pieces TP4056 charging modules in our package, practical tools for you, which can also meet your various needs, enough for you to change and replace
  • Functional usages: input voltage is 5V, battery over-discharge protection voltage is 2.5V, battery over current protection current is 3A; Connect the battery to the B+ B-, inserted into the USB female mobile phone charger, the red light is being charged and the green light to full
  • Product information: the charging board inputs with micro USB female, can be directly inputed to do with phone charger rechargeable battery, still retains the input voltage wiring pads, convenient for you to DIY; Charging cut-off voltage: 4.2V, max charge current: 1000 mA
  • Applicable occasions: the battery charging board is suitable for single-cell lithium battery or multi-cell parallel lithium battery charging, and the charging port can be powered from USB, which are convenient for you to operate
  • Warm notice: please note that the charge should disconnect the load OUT terminal on the positive and negative can not be wrong, please according to specifications, otherwise it will break directly; The ammeter for testing current can only be connected in series with the 5V input terminal of the charging board
Rank No. #9
Update 1 Slot Universal Intelligent USB Battery Charger for Li-ion SIMILKY / 18650 18490 18350 17670 17500 16340(RCR123) 14500 Rechargeable Batteries
  • WIDELY USE: It works from Micro USB interface at input 5V/2A, and output 4.2V/0.6A (600mAh, others are normally 500mAh and slower than this charger) to charge a Li-ion battery. The design of input from Micro USB port can be compatible with either a mobile device or car charger port.
  • UNIVERSAL FLASHLIGHT CHARGER: The Li-On charger are used for rechargeable batteries, like Li-ion/LiFePO4 IMR INR ICR 10340, 10350, 10440, 10500, 12340, 12500, 12650, 13450, 13500, 13650, 14430, 14500, 14650, 16500, 16340 (RCR123), 16650, 17350, 17500,17650, 17670, 18350, 18490, 18500, 18650, 20700, 21700, 22500, 22650, 25500, 26500, 26650, 32650 and etc for LED flashlights.
  • SAFE CHARGER: The Li-On lamp charger was featured overcharge and over discharge protection, short circuit protection, smart identification of damaged batteries and battery reverse polarity protection. We adopted high quality PCB and meal parts to ensure long life of charger.
  • CHARGING: Portable and convenient design to support global USB directly charging. With output of current at 0.6A, the flashlight charger is high speed to make charging faster than normal.
  • INDICATOR & SMART CHARGER: When the indicator is GREEN, it means no battery installed into the charger or it is charged; when it's RED, it means charging; make sure you put the battery in position and it contacts with charger. Automatically detects the battery type and start charging or stop charging; no need extra setup to charge a 3.6V battery or 4.2V battery. This charger will protect your battery when it's full charged no matter how long you will leave the battery in the charger.
Rank No. #10
Batmax LCD Universal Intelligent USB Dual Battery Charger for Li-ion/Ni-MH/Ni-Cd 18650 18490 18350 17670 17500 16340(RCR123) 14500 A AA AAA AAAA Rechargeable Batteries
  • 2 bays Universal Intelligent Charger designed for Li-ion / Ni-MH/ 18650 18490 18350 17670 17500 16340(RCR123) 14500 AA AAA AAAA Rechargeable Batteries
  • It can charge two batteries simultaneously and independently.
  • Battery charger with smart LCD shows charging status, 4 LEDS on means charged fully
  • Integrated high-performance protected circuit automatically protects against overcharge, over discharge and short-circuiting
  • Note: Charger only, the batteries are not included. Package included: 1 LCD Dual Battery Charger + Micro USB Cable + Manual; Product Size:120x60x20mm

Last update on 2021-07-28 / Affiliate links / Product Titles, Images and Descriptions from Amazon Product Advertising API

Top Rated 18650 Charger Usb to Buy Now


Why You Should Buy Best 18650 Charger Usb from Amazon

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(1) Amazon Makes Shopping 18650 Charger Usb Personal

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How to Choose the Best 18650 Charger Usb (with Price and Reviews)

Although most 18650 Charger Usb are similar, there are several differences worth noting. Here are nine criteria to consider when choosing an 18650 Charger Usb:

(1) 18650 Charger Usb Price and Reviews

Although price is not the only factor to consider, it is nevertheless extremely important. The price of an 18650 Charger Usb should be in line with its value. You can compare 18650 Charger Usb reviews to make sure you are getting a fair price. This is easy to do on Amazon.

(2) Demand

The demand for a particular 18650 Charger Usb is a good indication of its ability to perform the functions for which it was designed. If a product has been around for a while and still has a high demand, it is likely a good product.

(3) Material

18650 Charger Usb materials differ from manufacturer to manufacturer. Consider where and how you will be using your 18650 Charger Usb to determine if one material would be better than another.

(4) Size

Like most products, 18650 Charger Usbs come in various sizes. Do you need a large 18650 Charger Usbor a small one? Think about where you will use your 18650 Charger Usb in order to determine the best size. You can also read the customer reviews on Amazon to see what others are saying about the size of the unit they purchased.

(5) Color

18650 Charger Usbs also come in a variety of colors. Do you need a particular color? You should also consider whether the color of your 18650 Charger Usb would have any effect on the efficiency of its operation.

(6) Durability

The durability of an 18650 Charger Usb will be contingent on the materials used as well as the quality of the manufacturing process. Additionally, the type of 18650 Charger Usb you purchase may affect its durability.

(7) Storage

Will you need to store your 18650 Charger Usb? If so, you should consider the size and weight of the 18650 Charger Usbto make sure that it can be stored properly. Also, give some consideration to the type of climate in which your 18650 Charger Usb will be stored.

(8) Customer Ratings

Customer rating is one of the best criteria for choosing an 18650 Charger Usb. It is hard to know exactly how an 18650 Charger Usb will perform until you get it home and try it out.

(9) Warranty

Make sure the 18650 Charger Usb you are considering is backed by a good manufacturer’s warranty. If it isn’t, you might be better off with another ones.