1. Complete plastic panels, hand-switch and foot-switch for operating easily. Select negative pressure at will with no level for pressure adjustment, and overflow protection mechanism, safe and reliable.
2 .Power Voltage:AC220V±22V,50Hz±1Hz
3. Max negative pressure:≥90kPa
4.Operation noise:≤ 60 dB (A)
5. Input power:180VA
6. Pumping frequency:≥20L/min
7. Reservoir capacity:2500mLpc,2pieces
