Features: 1.Accurate Measurement: Digital display of the water temp speed oil pressure meter can accurately measure water temperature, speed and oil pressure to help you understand real time status. 2.Multifunctional Use: This 3 in 1 digital gauge meter integrates water temperature, oil pressure, and speed monitoring functions to provide real time data on these key parameters at the same time, providing you with comprehensive information. 3.Real Time Display: The 3 in 1 round digital gauge has an instant display function, which can visually display the value of water temperature, oil pressure and speed, helping you to understand the status in real time. 4.Warning Function: The water temp speed oil pressure gauge meter has a warning function, and when any parameter is out of the safe range, it will flash a light of warning to remind you to take measures to repair or adjust. 5.Reliable and Durable: The digital gauge meter is made of premium materials, high strength and wear resistant, durable and reliable to ensure long term use. Specification: Item Type: Water Temp Speed Oil Pressure Meter _x000D_ Material: ABS, Stainless Steel_x000D_ Working Voltage: DC9-32V_x000D_ Installation Size: Approx. 52mm/2.0in_x000D_ Function Display: Water Temperature, Oil Pressure, Speed_x000D_ Application:_x000D_ Suitable for RVs, Yachts, Fishing Boats, Ships