Newgative pressure limit  | ≥0.08MPa(600mmHg)  | 
Negative pressure adjustable range  | 0.02-0.08MPa(150-600mmHg)  | 
Pumping rate  | hole (air vent)≥25L/min, terminal≥20L/min  | 
Power  | AC220±22V, 50Hz±1Hz  | 
Input  | ≤100VA  | 
Noise  | ≤60dB  | 
Collection container capacity  | 1000ml  | 
Work enviroment temperature  | 5-35℃, relative humidity:≤80%(25℃), atmospheric pressure: 86-106KPa  | 
| Contact Person : | Crystal Cai | 
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