Features: 1.Function: With oil volume, oil pressure, water temperature functions, has ultra wide working voltage design, low power consumption, and short start up time. 2.High Precision: The multi function gauge adopts a digital display screen, which has the characteristics of high precision, good repeatability, strong versatility, reliability and stability. 3.Premium Material: Made of metal front cover bezel and anti fog curved glass cover, which can be used normally even in marine harsh environments. 4.Fine Workmanship: Professional manufactured, exquisite workmanship with unique design, ensure stable performance and high reliability. 5.Installation: Cut an 52mm hole in the panel and allow a clearance of 55mm behind the panel to fit the gauge. Put the gauge in the hole and screw down. Specification: Item Type: Water Temperature Gauge Material: ABS, metal Mounting Size: Approx. 52mm/2.05in Functions Display: Oil volume, oil pressure, water temperature Display Mode: Digital display Application: Suitable for RV, ship, fishing boat, boat, car, motorbike PackageList: 1 x Gauge 1 x Manual Note: Make a hole with a diameter of 52mm in the instrument mounting plate And make sure there is at least 55mm of space behind the dashboard