Model YB-DX23D-1A Electric Suction Apparatus 1.max vacuum: ≥0.09Mpa (680mmHg) 2.adjustable vacuum range: 0.02Mpa(150mmHg)--max vacuum 3.flow rate: ≥20L/min 4.Noise: ≤60dB(A) 5.storage bottle: 2500ml*2 6.GW: 19.5kg Model YB-SXT-1A Portable Absorb Phlegm Unit 1.max vacuum: ≥0.08Mpa (600mmHg) 2.adjustable vacuum range: 0.02Mpa(150mmHg)--max vacuum 3.flow rate: ≥18L/min 4.Noise: ≤60dB(A) 5.storage bottle: 1000ml 6.GW: 6.1kg Model JX820D Eergency Aspirator (AC/DC) 1.max vacuum: ≥0.08Mpa (600mmHg) 2.adjustable vacuum range: 0.02Mpa(150mmHg)--max vacuum 3.flow rate: ≥18L/min 4.Noise: ≤65dB(A) 5.storage bottle: 1000ml 6.Operating voltage: DC 12V or AC 100-240V,50/60HZ 7.Battery duration on full charge: ≥30min 6.GW: 6.5kg Model LX840L Gynecology Aspirator 1.max vacuum: ≥0.08Mpa (600mmHg) 2.adjustable vacuum range: 0.02Mpa(150mmHg)--max vacuum 3.flow rate: ≥40L/min 4.Noise: ≤60dB(A) 5.storage bottle: 1500ml*2 6.GW: 18kg