How to Make a 20000 mAh Power Bank at Home from Laptop Battery
In this video I will show you how to make a powerful power bank at home.
Features:
1.New fast dual output intelligent input control system, can put 8* 18650 battery
2.LCD digital display
3.Two-hand electric light (double-click switch on)
4.Battery type: for 18650 battery (flat, not flashlight-specific 18650 battery)
Specification:
Weight: 120g
Input: 5V-2A
Output: USB 5V1A, 5V2A , 3.7V/2.5A , 6V/1.5A, 9V/1.1A , 12V/0.6A
Size: 170 * 78 * 23 mm