1. Color: White
2. Power supply: AC 220V/110V±22V，50Hz±1Hz
3. Input power: ≤ 85W
4. Current: ≤ 1.0A
5. Revolving Speed: ≥ 2500RPM
6. Ultimate  negative pressure for compressor: ≤-601 mmHg
7. Ultimate  negative pressure for machine: 0.07MPa±10%
8. Negative pressure adjustment range: 0.02MPa-0.07MPa
9. Compressor gas flow without working: ≥28.0 L/min
10. Compressor gas flow in working: ≥18.0 L/min
11. Machine gas flow in working: ≥15.0 L/min
12. Compressor Dielectric strength grade: AC1800V/1s/0.5mA   No breakdown
13. Compressor Thermal protector: 135℃± 5℃
14. Noise≤ 65dB
15. Compressor Life: 2000hours
16. 1L Large liquid storage bottle, anti-overflow design