Oil immersed rotary vacuum pump, driven by ¼ Hp.Specially developed electrical motor,Completely Shock proof fiber cabinet with m.s. base for strength Mounted on Castors For Easy Mobility.Gives instant vacuum with regulator to control vacuum as per Doctors requirement.Provided with cooling fan at bottom for continuous use.Handle height adjustment can be done as per requirement.Specially design self-sealing rubber caps fits glass Jars automatically.