Techniques: Inlet connection: 1/2"NPT-1/2"F Outlet connection: 1/2"NPT-1/2"F Minimum capacity: L/1'-1 Maximum capacity: L/1'-20 Min. Pressure: 0.5bar Max. Pressure: 50bar Temperature: 60C Viscosity: SAE 240 Error: 0.5% Delivery counting: Centiliter Unit: Liter and more. Y37720R Manual Preset Oil Meter Gun complete with: --digital meter with possibility of manual preset delivery --swivel joint F 1/2" G --adjustable rigid outlet tube with bent metal terminal equipped with pressurized semiautomatic drip-catcher It isn't type-approved for public use. It can be apply to the pump in oil and antifreeze distribution kits, or else to the gun in any type of fixed or mobile systems.