1、The signal comes directly from the satellite signal receiver. The gauge has the advantages of high precision, quick location confirmation and short start up time. 2、The speedometer precisely shows the actual speed and total km, Be suitable for all kinds of speed sensors, and display the speed of vehicle or marine. 3、Use moving‑magnet principle to drive the needle, featuring good endurance and anti‑vibration. 4、Convenient Installation by multi‑plug socket connecting way, the gauge is easy to set up, and can be used in all vehicles. 5、316 stainless steel bezel with curved glass, protection rank is IP67, excellent antifogging function. 6、85mm GPS speedometer 0‑200km/h, mating GPS antenna, plug and instruction installation. Item Type: Speed Gauge Material: Stainless Steel 316L Bezel + Anti-Fog Glass Description: It is suitable for the modification of various vehicles. It uses a stepping motor to drive the pointer, accurately displays the engine speed, and uses lcd to display clearly the mileage. It has high indication accuracy, repeatability and versatility, reliability and stability, and relative driving and control. Simple features and so on. The speed odometer uses a stepping motor to drive the pointer to accurately display the engine speed, and has an lcd display to clearly display the mileage. Backlight: Red Installation Diameter: Φ85mm or 3-3/8in Indication Range: 0-200km/H Mode: LCD Display Input Signal: GPS with Antenna Working Current: ≤100mA Working Temperature: -30℃-+75℃ Storage Temperature: -40℃-+85℃ Dustproof Grade: IP67 Waterproof Fitment: For All 12V/24V Cars, Boats and off-Road Vehicle Motors 1 x Speed Gauge 1 x GPS Speed Sensor 1 x Power Harness 1 x Manual