1. Capacity: 4000mAh / 7.4Wh, 3.7V. 2. Built-in 18650 battery*2pcs. 3. Power: 14.4W. Input: DC 5V/2A..
1. Capacity: 10000mAh 37Wh. Rated capacity: 5900mAh (5V TYP 2A). 2. Input: Micro-USB: 3.6V-6.5V / 3A..
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..