Remove oil for recovery and conversion Add oil to existing systems Pumps 2.6 oz. or 78 ml per stroke. Pumps against 200 psi pressure Comfort-grip rubber handle Universal stopper automatically adjusts to all standard openings in 1, 2-1/2 and 5 gallon oil containers Suction transfer hose and fittings included. Connects to bottom of unit to pump oil from equipment quickly and efficiently Use with alkyl-benzene, ester-based, polyol ester, mineral and synthetic oils Made in the USA