- Multifunctional Boat Speedometer: This 6-in-1 gauge offers comprehensive monitoring with GPS speedometer, tachometer, voltmeter, fuel level, water temperature, and oil pressure readings, ensuring you have vital information about your vessel at a glance. - Unit Switching: Easily toggle between measurement units. Select 0190 ohm (European) or 24033 ohm (American) level sensors. Change speed units (MPH, km/h, or knots), water temperature (℉ or ℃), and pressure (psi or bar) with a simple press of a button. - Versatile Display: - GPS Speedometer: Range of 0-600 km/h, mph, or knots. - Tachometer: Up to 9999 RPM. - Voltmeter: Measures from 0-32V. - Fuel Level: Level indicator from 0%. - Water Temperature: From 0-120℃ (32-250℉). - Oil Pressure: Ranges from 0-10 BAR (0-145 PSI). - Easy Installation: Designed for simplicity. Cut a hole with a diameter of 85mm (3 3/8') and a depth of 55mm (2 3/16') for quick installation of the tachometer in your boat. - Robust and Reliable: The speedometer features a durable TFT screen and is IP67 rated for waterproofing and anti-fogging protection, making it ideal for harsh marine environments. Use Scenarios: 1. Perfect for recreational boaters who need accurate speed, fuel, and temperature readings during leisurely outings on the water. 2. Essential for competitive sailors aiming to track performance metrics precisely while racing. 3. Valuable for commercial maritime operators who require reliable monitoring of critical engine and fuel parameters for safety and efficiency.