... ,Weight:58G Details:1,Capacity:1900mAH2,Protable charger3,Color: White and Black4,Input:5.5±0.5V,Output:5.5V±0 ... been filled, upper right power button can detect test remaining power, 2, when cell phone batteries on mobile power can directly charging, the ... current instability easy to damage to the battery.Pictures: protable mobile battery charger for iphone