Rated voltage: DC 7.4V/DC 11.1V.

Vacuum strength: 9000pa/12000Pa.

Rated speed: 43000rpm.

Lithium battery type battery capacity: 2*2000mAh/3 section*2000mAh.

Charging method: 5V USB boost charging cable.

The charging time is about 3-4 hours, and it can last for about 20 minutes when fully charged.

Rated power: 120W.

Noise: ≤84dB.