... shape and easy to carry 3.led indication 4.OEM high power mobile phone batteryFeatures:1)Double USB output interface,both for the ... )5000mAh lithium batteries,the equivalent of 5 or 6 cell phone batteries,mobile phone standby 30 days3)Durable ,cycle life:more than 500 ... automatically sleep,to prevent power loss7)Suitable for iPad/iPhone,mobile phone,MP3,MP4,GPS and other digital products8)Plug and play ...