Model Name: UE20000 Battery Type: Lithium Polyer Capacity: 18000mAh Input: 5V, 2.1A (Max) Output: 5V, 2.1A (Max) Dimensions: 170(L)*106(W)*15.9(H) mm Charging Time: 1A 6~7 hours/ 2.1A 5~6 hours Weight: 396g Color: black, white Compatibility: tablet, smartphone & more