TECHNICAL SPECIFICATION OF the Obstetric ELECTRICAL Vacuum Extractor (DFX-23B.II): Negative pressure:≥0.09Mpa(680mmHg) Air pumping efficiency:≥20L/min Capacity of liquid vessel:1000ml Range of negative pressure:0.013MPa~0.09Mpa(680mmHg) Power supply:AC220V±10% 50Hz DC 12V Input power:150VA Pump structure:oil-free self-lubricated pump Noise:≤50dB Work mode:intermittent load continuous operation
NOTE of the Obstetric ELECTRICAL Vacuum Extractor (DFX-23B.II): 1.AC/DC,can use in car 2.battery lasts for more than 2 hours 3.AC DC switch automatically 4.imported diaphragm pump 5.indication for battery full charge 6.automatically stop when battery full charge 7.small size and low noise 8.with an overflow protection 9.oil-free pump is maintenance-free