Cell Phone ExternalAndroid Battery Case HTC ONE M8 4500mAh With Flip Leather

- Unique super thin, fashionable.

- To charge the portable battery, simply plug in the USB contactor into the portable battery.

- The other end contact to either an USB power adapter or an USB socket of a computer.

- To charge the phone, simply slide the phone into the portable battery and slide ON-OFF switch to on.

- Also can be used as a good case to protect your phone from scratches and other minor damages.

- A perfect emergency backup when the internal battery of your device is drained on the go.

- Ideal for long distance travel or business trip.

- No need to take off the case when connecting the phone to computer.

Double output power bank case;

1. With 4 colors.

2. Rubber oil finishing on the surface, smooth&comfortable to the touch.

3. With 4 LED indicator lights.

4. With protactive circuit board, avoid overcharge,over heating, etc.

Backup Power Case for HTC ONE M8