Construction: Universal
Suction Apparatus which adopts three modes to supply electricity:
alternating current, direct current and batteries which make these
universal suction machine ideal for lack of alternating current
situation such as on vehicles and outdoor places to save and nurse
patients.
Features: 
Adopting oil-free lubrication pump, square negative pressure dial
and built-in bottle.
Low noise.
Small size.
Easy to carry.
Power machine ideal for lack of alternating current situation such
as on vehicles and outdoor places to save supply : AC 220V ±10.
50Hz ±2 12VDC .
Power : 90VA.
Max negative pressure value : 0.075MPa.
Pumping rate : 15L/min.
Reservoir volume : 1000 ml.
Noise : 65dBA.
