Features: 1.3 in 1 Design: Digital water temperature gauge has voltage, oil pressure, water temperature, ultra wide working voltage function displays. 2.Features: High precision, excellent repeatability, strong versatility, reliability and stability, accurate and clear display, easy to use. 3.Application: Gauge is widely suitable for caravans, yachts, fishing boats, ships, cars, motorcycles and other types of transportation. 4.Stable Performance: Meter is made of ABS and metal material with high hardness, it works well in wet environment and is ideal for various harsh environments. 5.Advantages: Oil pressure gauge working voltage is DC 9?32v, low power consumption, long service life, high efficiency and short start up time. Specification: Item Type: Digital Water Temperature Gauge Material: ABS and metal Installation Size: Approx: 52mm/2.04in Function Display: Voltage, oil pressure, water temperature Display Mode: Digital display Application: Used in RV, yacht, fishing boat, ship, car motorcycle, and other fields.