... charger 2,Capacity:1900mAH 3,Color: White and Black 4,Input:5.5,Output:5.5V 5,Size:67 ... 5±0.5V,Output:5.5V±0.5V5,Size:67×62×15mm,Weight:58This model External power ... right power button can detect test remaining power, 2, when cell phone batteries on mobile power can directly charging ... when cell phone, this time the current instability easy to damage to the battery.Pictures: protable mobile battery charger ...