Specification: Output current: 800mA, 2.2A Input current: 1000mA Output voltage: 5V Input Voltage: 5V Capacity: 11000mAh Size: 135(L)x81(W)x22.5(H)mm Color: Black Package contains: 1 x Warranty card 1 x User mannual 1 x 11000mAh Portable Battery 1 x one dark blue flannel cloth bag 1 x USB cable 5 x connectors Caution: Re-charge your power bank everu three months when it is not in use. Keep the power bank away from any moist environment and corrosive material. Never wash the power bank with any chemicals,soaps or detergents.