Product features : 5200mAh lithium polymer BATtery Professional design to protect battery and prevent battery damage Small and easy to carry Support for multipe devices,such as IPAD/IPHONE/IPOD,tablet PC , mobile phones,MP4,MP3,GPS,Bluetooth headset More than 500 charge cycles One button controls all functions LED Flashlight Electric Parameters: Cell capacity:5200mAh output1+output2:DC 5V/1.8A Dynamic allocation Input:DC 5V/1A