1. Capacity: 4000mAh / 7.4Wh, 3.7V. 2. Built-in 18650 battery*2pcs. 3. Power: 14.4W. Input: DC 5V/2A..
Power bank and charger are all the travelling necessity however it is bulky and difficult to store, ..
Li-Polymer , 10000mAh GPC1160100 ,3.7V, 37Wh Batt..
SPECIFICATION: Capacity: 10000mAh/37Wh Input (Micro): 5V/2A Input (USB-C): 5V/3A Output (USB-C): 5V/..