Portable Universal Emergency USB 2 AA Battery Mobile Phone Charegr

Portable Universal Emergency USB 2 AA Battery Mobile Phone Charegr

Product Features:
1. The design is based on 2 batteries, the most common 5 / AA batteries.
2. Built-in protection circuit, when battery in the charger run out or equipment lithium battery is fully charged, the charger will automatically turn off and stop charging.
3. Built-in DC - DC step-up circuit, the conversion efficiency is 88%.
4. Standard USB 2.0 port.
5. With a LED light can be used as a torch in the darkness.
6. Can compatible with most digital devices including iPad.
7. Small size and light weight, it's a good company for travelling.