Product Description: Discover Precision and Versatility with the GPS Tachometer and Speedometer Multi-Functional Display: This 85mm GPS tachometer offers a comprehensive suite of functions, including single mileage, total mileage, and COG (Course Over Ground) trip data. All information is clearly displayed on the screen, allowing you to monitor your journey with ease. Advanced Advantages: Our GPS speedometer boasts high accuracy and rapid position confirmation, ensuring you get precise readings every time. With a short starting time and low power consumption, it promises a long service life, making it a dependable choice for long-term use. High Accuracy: The device utilizes a stepping motor to drive the pointer, providing accurate engine speed readings. It also features left and right steering indicators and a headlight switch display, ensuring you have all essential information at your fingertips. Durable and Reliable: Constructed with a stainless steel 316L frame and anti-fog glass, this GPS speedometer is both waterproof and dustproof. Designed with polarity protection and anti-fog performance, it remains reliable in various weather conditions. Customizable Backlighting: Enjoy enhanced visibility with the device’s 7-color adjustable backlighting, featuring red, yellow, orange, green, blue, purple, and white options. Easily switch colors to suit your preference, especially useful for nighttime use. Universal Compatibility: Operating on a DC 9‑32V system, this GPS tachometer is versatile enough for a variety of applications, including RVs, yachts, fishing boats, ships, motorcycles, and automotive modifications. Perfect for both personal and professional settings. Upgrade your navigation toolkit with our GPS Tachometer and Speedometer. Experience the perfect combination of precision, durability, and versatility, making it an essential addition for any vehicle or vessel.