*So big capactity for 3000mAh, portable removerable power pack, plug-and-play, best compatibility
*LED light, Humanization design so that good operation
*Switch on for one touch, so a little wastage, so longer time for continue-boot, it is so Environmental conservation and green products
*USB standard output, have short-cuicirt protect capactiry, more safety
*Can use for all mobile phone charging on the market
*Can use for many numeral products with 5V for charging
*Can charging iPhone, iPad, 3G mobile phone by directly, plug-and-play