... 500 times 3.Accurate electricity indication 4.Double USB output External Battery Charger for Samsung:Specification:Feature:Colorful optional Special ... easy to damage the battery. The same function ,but different colorPackage including:power bank, standard USB cable, 8 mobile ... , apple, LG, PSP), manual. New 12000mah Capacity Double USB External Battery Charger for Samsung /iPad/iPhone/HTC Blackberry