Specifications:- Vacuum pressure(KPa): ≥10 Kpa- Power(W): 140W- Capacity: 0.8L- Voltage: 22.2V- Charge time: 4.5h- Charge volts: 100V-240V~50/60Hz- Working time: ≥40min low speed- Working time: ≥20min high speed- HEPA filter