Feature:1. STABLE PERFORMANCE: Built with 316L stainless steel front cover and curved glass, ensuring high transparency and anti fog properties, IP67 waterproof and dustproof, perfect for harsh marine environments.2. 7 COLOR BACKLIT DIGITAL DISPLAY: Equipped with backlit for night time navigation, and the digital display has the characteristics of high accuracy, high repeatability, and reliable stability.3. EFFICIENT DATA READING: Features a combination of digital and pointer display, allowing users to easily read data at a glance without switching between different gauges, enhancing operational convenience.4. WIDE VOLTAGE DESIGN: Operates within 932v, up to 36v, with low power consumption, long lifespan, high accuracy, short start up time and other stable performance.5. SECURE CONNECTION: Utilizes buckle design for wiring connections, ensuring stable working even under strong vibrations, ideal for various watercrafts such as boats, yachts, and outboard engines.Specification:Item Type: Boat Speedometer GaugeMaterial: Stainless Steel 316L Bezel + Anti Fog GlassProtection Level: IP67, fully waterproof; excellent anti fog functionBacklight Color: Red (default) + Green + Blue + White + Yellow + Yellow Green + Orange + Purple (color can be switched)Display: Digital + PointerOperating Voltage: 9-32VDCOperating Current: 100mAOperating Temperature: -30C to +70CStorage Temperature: -40C to +85CProtection Level: IP67, can work under water at 1m depthSensor Wire Length: Approx. 3.9m/12.8inFitment: For Boat Yachts RVs Trucks MotorcyclesWiring:1. Red wire--+9-32VDC2. NC (not connected)3. Orange wire--backlight (+)4. Blue wire--power negative (-).Package List:1 x Speedometer1 x Wiring1 x Sensor Equipped Wiring1 x Mounting Base Clip2 x Nuts1 x User ManualNote:Ensure there is at least 70mm of space behind the opening after drilling!