1. Cell type:Li-Polymer 2. Capacity:2200mAh 3. Input:5V/1A 4. Output:5V/1A,5V/2 ... ,5V/2.1A6. Charging time:7-8hr 1,Compatible with Iphone, ipad ,ipod ,Nokia,Blackberry,HTC etc .2,smart shape design , ... condition.4,Microcomputer power control indicator integrated5,use iphone original interface ,no additional wiring to charge the battery ,safe and convenient . colorful portable power supplier for mobile