YA-SU02 ELECTRICAL SUCTION DEVICE YA-SU02 diaphragm electrical suction device adopts diaphragm negative pressure pump without oil mist pollution. It can be applied in suctioning pus, blood, thick secretions in surgical operations in hospitals, and may also be used in induced abortion or some other purposes. Features: The device is equipped with a imported membrane pump available with long service life. This device has low noise and is maintenance-free. This device is equipped with an overflow protection unit to prevent liquid from getting into pump body.