Specification:
- Battery Type: Lithium-ion polymer battery.
- Battery Capacity:20000mAh 3.7V（74Wh）
- Input :5.0V2.0A / 9.0V2.0A.
- Output :2×5.1V2.4A / 9.0V2.0A / 12.0V1.5A MAX 18W.
- Operating Temperature:0℃ ~ 45℃
- Charging Time:Approx. 6.7 hours (9 V/2 A charger, USB cable included) Approx.