Brand: Topbank Model: TB-IP410 Connection type: Apple 30-pin, Micro USBCell type: Li-polymer Capacity (m Ah): 2100 Capacity Range (m Ah): 2000-4500 Charging Time (h): 3 Input Voltage (V): 5 Output Voltage (V): 5 Output Current (m A): 1000 Dimensions (cm): 19.2 x 10.2 x 2.7 Weight (kg): 0.17