1. Adopting oil-free dual head negative pressure pump, low negative pressure, low flowrate, and core technology far ahead of peers.
2. Adopting ABS one-time molding plastic shell, light weight, small volume, easy to carry.
3. High pumping rate, rapid increase in negative pressure, no oil mist pollution, and no need for daily cleaning of the pump body.
4. The negative pressure value can be infinitely adjusted according to clinical needs.
5. Equipped with overflow valve protection device to prevent liquid from entering the intermediate pipeline and negative pressure pump.
6. The whole machine has strong working stability, low noise, and long service life.