... :5V/1A,5V/2.1A6. Charging time:7-8hr1,Compatible with Iphone, ipad ,ipod ,Nokia,Blackberry,HTC etc .2,smart shape ... over discharge and damage under any extreme condition.4,Microcomputer power control indicator integrated5,use iphone original interface ,no additional wiring ... to charge the battery ,safe and convenient . Universal Portable power supply 6000mAh with Output:5V/1A,5V/2.1A