Suitable for various vehicle modifications, this GPS speedometer features a drive pointer to display engine speed and an LCD screen that clearly shows mileage. Designed with high precision, repeatability, versatility, reliability, and stability, it offers simple drive and control operation. Name: GPS Speedometer Operating Voltage: 12V/24V Wiring Connection: Red - Battery (+9-32VDC) Blue - Battery (-) Orange - Backlight (+9-32VDC) Indicating Range: 0-200 km/h Input Signal: GPS signal, includes GPS antenna Protection Rating: IP67, capable of operating underwater up to 1 meter Color: Silver + Black Material: ABS Plastic Package Contents: 1 x Speedometer 1 x GPS Antenna Note: The package includes only the items listed above. Lighting and display differences may cause slight color variations between the image and the actual item. Measurement error allowance is +/- 1-3 cm.