Model: UW2601-BConnection type: Universal, Micro USBCell type: Li-polymer Capacity (m Ah): 2000 Capacity Range (m Ah): 2000-4500 Charging Time (h): 3 Input Voltage (V): 5 Output Voltage (V): 5 Output Current (m A): 500 Dimensions (cm): 10 x 4.4 x 1.2 Weight (kg): 0.07