Portable battery to charge mobile devices.
Capacity: 4400mAh Input voltage and current input: 5V/500mA
Output voltage and current: 5V/1000mA
Connector: USB (OUT)/microUSB (IN) Cable: USB-microUSB
Charging the battery: USB port or AC wall charger with micoUSB plug
Lifetime: 1000 cycles
Extras: charging indicator