This is the newest version and is Red in color not black 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 Manual Preset Oil Meter Gun complete with digital meter with possibility of manual preset delivery, swivel joint F 1/2" G, and adjustable rigid outlet tube with bent metal terminal equipped with pressurized semiautomatic drip-catcher. It can be applied to the pump in oil and antifreeze distribution kits, or else to the gun in any type of fixed or mobile systems. 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