external battery case for iPad extender power pack Features: 1. battery and case all-in-one 2. polycarbonate material 3. 6000mA li-polymer to support ipad Specifications: Capacity: 6000mAh Standby time:500 hours Compatible:iPad Power comsuption:5.1V/10.5W Audio playback:50 hours Video playback:7 hours Life time:≥500times Color: gray Battery type:Li-Polymer battery Size:261*196*24.5(mm) Output Voltage:DC5V Output Current:2A Input Voltage:5.0V Input Current:2.1A Working temperature:5 to 122°F or -5 to 55°C Storage temperature:5 to 122°F or -15 to 50°C Capacity: 6000mAh Standby time:500 hours Compatible:iPad Power comsuption:5.1V/10.5W Audio playback:50 hours Video playback:7 hours Life time:≥500timesColor: grayBattery type:Li-Polymer battery Size:261*196*24.5(mm) Output Voltage:DC5V Output Current:2A Input Voltage:5.0V Input Current:2.1A Working temperature:5 to 122°F or -5 to 55°C Storage temperature:5 to 122°F or -15 to 50°C