8000mah backup battery for smartphone - up to 3-5 times to iphone ... 2.1a net weight:178g factory pric backup battery for smartphone Technical Specifications Battery typebrand new rechargeable li-polymer ... discharge cycles over 600 timesa multi-function machine: for ipad/iphone,ipod,MP3,MP4,GPS,PSP and other ... 2,1A Charging current. 8000mah backup battery for smartphone - up to 3-5 times to iphone