52mm Digital GPS Speedometer Speed Odometer Gauge with Overspeed Alarm for Boats Yachts Ships

Feature: 1. Premium Material: It is made of 316L stainless steel front cover bezel and anti fog curved glass cover material, which can be used normally even in acid and alkali and humid environments. 2. Anti Fog: High transparency curved PC and curved glass structure form a double layer anti fog joint, IP67 waterproof and dustproof grade, suitable for the sea surface and various harsh environments. 3. Advantage: The signal comes directly from the satellite signal receiver, does not require other speed sensors, and has the advantages of high accuracy, fast positioning confirmation, and short start up time. 4. Practical: With GPS blind area odometer compensation, adjustable speed buzzer alarm special function, operated by LCD display, stepper motor operation, wiring with snap design, strong, resistant to strong vibration. 5. Application: 52mm installation size, working voltage of 9‑32VDC, suitable for all boats, yachts, ships, construction machinery, agricultural machinery, vehicles and off road vehicles. Specification: Item Type: Digital GPS SpeedometerMaterial: 316L stainless steel bezel, anti fog glass, PCInstallation Size: Approx. 52mm 2in Indication Range: 0 999 (mph, section, Km h adjustable), switch units between Mph(mi), section (nmi) and Km h(km) via the back button Adjustable Total Mileage Range: 0 99999.9 (available miles, miles m, kilometers) Operating Voltage: 9 32VDC Operating Current: less than 100mA Operating Temperature: 30 to +75 degrees C Storage Temperature: 40 to +85 degrees C Backlight Color: Red Protection Class: IP67, the back cover is IP5 Special Features: GPS blind zone odometer compensation, speed buzzer alarm (adjustable value) Operation Mode: Liquid crystal display, stepper motor. Package List: 1 x GPS Speedometor1 x Speed Sensor1 x Power Harness1 x Manual