Kangertech USB charging cable
To charge up your Kangertech Battery firstly remove your tank from the battery, then screw the head of the battery onto the Kangertech USB charging cable. Insert the USB cable into a laptop or USB Wall Plug . When the battery and cable are plugged in and turned on the light on the Usb cable will glow Red to indicate that the battery is charging up. The colour of the light will change to Green when the battery is fully charged.
Input/Output voltage: DC5V/DC4.2V
Output current: 400mAh