Feature 1Tachometer and oil temperature meter and oil pressure meter use stepper motor drive pointer, accurate display of the engine speed, and with the mileage meter LCD display clear display mileage. 2Stepper motors used for full range of stepping gauges, great feature with its less power consumption, longer life, higher precision, etc. With ultrawide working voltage design (longterm operating voltage: 816V, maximum up to: 36V, 1min). 3316L stainless steel for longterm use even in acidbase, humid environment. IP67 waterproof and dustproof grade. With curved glass (with antifog function). 4There is a snap together with the harness connector, for best and firmly connected, so that the gauges could work even in strong viberation. Can be used for the engines/generating units, ships, construction machinery, agricultural machinery. 5Suitable for all kinds of vehicle modification, with instructions of high precision, repeatability and versatility, reliability and stability, drive and control is relatively simple and so on.Item Type: Oil Pressure GaugeMaterial: Stainless Steel 316L Bezel + Anti-Fog GlassDescription: 3 in 1 multi-function instrument, composed of three instruments of tachometer, oil temperature, and oil pressure gauge. The display range of the tachometer is 0-8000RPM, the display range of the oil temperature gauge is 20-240, and the display range of the oil pressure gauge. It is 0-80PSI, can monitor the fuel condition of the engine in real time, suitable for 8-16V ships, motorhomes, yachts, motorcycles, etc.Install Diameter: 85mm or 3-3/8inIndication Range: 0-8000RPM, 20-240, 0-80PSIInput Signal: Step MotorBacklight Color: Red Operating Voltage:8-16VDCOperating Current: 120mAOperating Temperature: -30-+75Storage Temperature: -40-+85Protection Class: IP67, Can Work Underwater 1m/1.1yd PositionConnection Method: Red Wire-Positive Pole, Blue Wire-Negative Pole, Black Signal Wire-Sensor, Orange Backlight Wire-Positive Pole .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x 3 in 1 Oil Level Meter1x PowerHarness1 x ManualNotePlease note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.