NiteCore UM20 USB Li-Ion Battery Charger

(1 review) Write a Review

Out of stock

  • Fast Shipping

  • Easy Returns

  • Secure Payment

Frequently Bought Together

Please choose options for all selected products

NiteCore UM20 USB Li-Ion Battery Charger


The NiteCore UM20 is the most convenient charger ever released! Charges your Li-Ion Mod Batteries and USB devices at the same time. The ability to charge your phone, tablet or any device with a USB Charging cable from the one device. Convenient Power cable which winds up and sits in the back compartment make this an ultra portable charger with the lot.

The Nitecore UM20 dual bay Li-ion Battery Charger is a multi-functional device that charges a wide range of Li-Ion batteries. This USB powered charger features an LCD screen and intelligent circuitry identifies battery capacity and optimal charging rates. The body of the charger is constructed from durable and fire retardant materials, and has both reverse polarity protection and optimized heat dissipation safety features.


Compatible With: 18650, 18490, 18350, 17670, 17500, 16340, 14500, 10440


  • USB Powered
  • LCD Display
  • Intelligent Power Management System
  • Intelligently Detect Input Power
  • Optimized Charging Program For IMR Batteries
  • Intelligently Selects Charging Current Based On Battery Capacity
  • Rear USB Cable Winder
  • Fire Retardant Construction
  • Reverse Polarity Protection
  • Designed For Optimal heat Dissipation
  • Certified By RoHS, CE, FCC And CEC
  • Specifications:
    • Input Voltage: Micro USB DC 5V
    • Output Voltage: 4.2V ± 1% / 5V
    • Output current: 1000mA / 500mA
    • Dimensions: 100mm x 56mm x 35mm
    • Weight: 77.2 gram (without batteries or power cord)


NiteCore UM20 User Manual Download

1 Review Hide Reviews Show Reviews

  • 5
    Cheap/Reliable Charger

    Posted by Mathew Daley on 21st Dec 2015

    Charges batteries nicely. Depending on the amp input into the device determines if it'll charge both batteries at once or just one battery.

Related Products