high power mobile phone battery 1.high quality and good price 2.square shape and easy to carry 3.led indication 4.OEM high power mobile ... cycle life:more than 500 times4)Intelligent control,microcomputer intelligent power monitoring and display5)Speed shuttle,all the features of a ... )Auto sleep,non-working state automatically sleep,to prevent power loss7)Suitable for iPad/iPhone,mobile phone,MP3,MP4, ...