1,Capacity:1900mAH 2,Protable charger for iphone 3,Color:White and Black 4,Input:5.5,Output:5.5V 5, ... *15mm,Weight:58 Details:1,Capacity:1900mAH2,Protable charger for iPhone3,Color: White and Black4,Input:5.5±0.5V,Output:5 ... chip, provide the overcharge protection, discharge protection, overload protection, short circuit protection four heavy protection, effectively guarantee the charge stability and ...