510 USB Charger
510 USB Charger Compatible with almost all the 510-thread HIGH capacity batteries. ULTRA-SAFE & SMART. Built-in Over-Charge Protection to ensure safely charge.
- Input 5V/500mA, Output 4.2V/420mA.
Warm Tips: The input Voltage/Current are not allow to exceed 5V/1A, which means you can not use fast charger to power it.