1. Power: 120W
2. Voltage: DC 12V for wired car / 220V for wireless charging
3. Line length: 3 meters
4. Power supply: USB charging / cigarette lighter
5. Air pressure flow: 25L / min
6. Battery capacity: 2200 mAh
7. Weight: 1.2kg
8. Dimensions: 16.5x8x20.5cm
9. The charging model defaults to USB charging
10. Function: Digital display tire pressure detection / inflation / automatic charging and stopping