RIVACASE VA2137 portable rechargeable batteryProduct Features:• 10000 mAh capacity rechargeable Li-Pol battery.• Compatible with all popular models of smartphones, Tablets and other mobile devices.• Protection for over-charging, over-discharging, overload and short circuit.• Automatic turn on/off. Just plug your device(s) into RIVACASE battery output socket(s) and the charging will start.• To check the battery status, press the button on the battery body. 4 LED indicators will show the remaining power.• Smartphone charging - up to 8 times. Tablet charging - up to 4 times.• Cable included