This Nitecore accessory is a great solution for those that dont want to charge with the larger mains powered chargers. Simply connect to a USB power source and you're away.
The USB cable is attached and can be coiled on the built in winder
You can pass your USB power and data through it to other devices
LCD screen gives you information about what's happening
Batteries it will charge are: 18650, 18490, 18350, 17670, 17500, 16340 (RCR123), 14500, 10440
Nitecore USB charger UM10 NEW Product