... 500 times 3.Accurate electricity indication 4.Double USB output External Battery Charger for Samsung:Specification:Feature:Colorful optional ... ,streamline design,comfortable handle,light,easy to carry.Double USB output:( two digital products charging at the same time ... Ericsson, apple, LG, PSP), manual. New 12000mah Capacity Double USB External Battery Charger for Samsung /iPad/iPhone/HTC Blackberry