Specifications: - Imix wireless charger power bank black - Wired input: DC5V == - 1A Wireless input: 5V == 750mA 2USB output: DC5 == 2.1A - Wireless output: 5 watt 1000mA - Charging frequency: 100 - 200KHz - Wireless distance: 3-8mm - Efficiency: more than 75% - Capacity: 8000mAh - Very mobile can be useful for long distance trips can fit almost anywhere laptop bag handbag travelling bag - Dimension(mm): 74 x 133 x 19 (mm) - Weight: 0.1665 kg