... 2,A Usb port Ipad and mobile phone 3,CE,ROHS,FCC 4,Warrant 5400mAH Cell Phone Battery OW-5-C20Capacity:20Wh(5400mAH) Type ... of item,such as protection from overcharge,overdischarge and shortcircuit .3.High efficiency and low self-discharge rate 5% per month ... ,GPS,portable DVD,DC,DV,PSP,PMP,FM Transmitter,Mobile Phone 5400mAH Cell Phone Battery for Iphone