1. Rated voltage: DC5V
2. Max power: 4W
3. Input: 5V-1A
4. Output: 5V-2A
5. Power supply: USB charging / 2 x 1800mAh 18650 batteries(removable)
6. Battery capacity: 4000mAh
7. Working time: 3h-13h
8. Product size: 210x210x75mm
9. Net weight: 300g