AllinOne Display Unit This Digital GPS Speedometer Odometer combines GPS navigation, speed tracking, altitude measurement, temperature reading, and humidity indication into one compact unit for driving needs. Weatherproof Design Operates on DC 524V and is IP65 waterproof, enabling functional use in diverse weather conditions. Fast and Accurate Location Tracking Features GPS plus Beidou dual positioning with tracking sensitivity to deliver precise realtime data regardless of external factors. Automatic Operation Powers on and off automatically with the vehicle, providing seamless use while reducing energy consumption when connected via USB. Key attributes Function: GPS navigation, speedometer, odometer, altitude measurement, temperature reading, humidity indication in one unit. Compatibility and durability: DC 524V power range; IP65 waterproof rating for weather resistance. Size: compact unit designed to integrate into a vehicle dashboard. Performance: dual GPS+Beidou positioning with sensitivity for accurate location data. Use scenarios Long road trips or fleet vehicles: monitor speed, distance traveled, altitude, ambient temperature, and humidity from a single display while navigation is active; auto on/off supports convenient operation. Offroad or weatherexposed work vehicles: IP65 protection ensures reliable performance in rain or dust, with dualconstellation positioning for dependable location data. Vehicles with USB power: automatic on/off reduces energy use and simplifies operation when the unit is connected via USB.