... currently, it is designed portability and small, easy to carry. It can charge or supply power for ... HTC, LG, Blackberry, Sony and Ericsson etc.) How to work:1. Connect the output of power line with charger, and ... connect the another end of power line plug into ... 2. After recharging or fail to connect with the charger, the light will stops winking.3. 30%, 70%, 100% ...