OCB Refillable E Cig USB Charger

Universal  charger compatible with all e shisha pens with 510 thread systems.
USB cable could be connected to any USB socket including PC, Laptop, Car USB Devices, USB Plug and TV.
Suitable for 650mAh power to 1100mAh power.
Input: DC 5V
Output: DC 4.2V --420mAh.