1.High efficiency of power conversion 2.Electricity-saving function 3.LED light function to show power status 4 variety color 4400mAh for Iphone/Ipod/Mobile etc portable power bank Features1. USB output, heavy current support power on function in low voltage2.Multiple protection from overtime, overheat, overcurrent, short-circuit3.Charge&discharge battery indicator function, easy to use4.Lighting ...
