This Digital GPS Speedometer Odometer provides allinone functionality for driving and outdoor use, combining speed measurement, navigation, altitude tracking, and environmental monitoring of temperature and humidity. Key benefits Allinone device that tracks speed, distance, navigation routes, altitude, and ambient conditions, helping you monitor performance and plan journeys more effectively. Robust operation across environments with DC 524V input and an IP65 waterproof rating, suited for rain, dust, and outdoor installation. Accurate, realtime data thanks to GPS plus Beidou dual positioning, delivering reliable readings even under challenging conditions. Convenient power management that automatically turns on and off with the vehicle, plus a USB power supply to conserve energy when not in use. Core attributes Functionality: speed measurement, odometer, navigation, altitude tracking, temperature and humidity monitoring Compatibility: supports DC 524V power supply for broad vehicle compatibility Durability: IP65 waterproof rating for dependable performance in adverse weather Positioning: GPS and Beidou dual positioning technology for precise realtime data Power management: automatic on/off with the vehicle and USB power supply for energy efficiency 23 practical use scenarios vehicle or motorcycle: provides realtime speed, navigation guidance, altitude context, and environmental readings to support safe and informed travel. Outdoor or wateradric environments: suitable for ATVs, boats, or other weatherexposed platforms where robust weather resistance and reliable positioning are essential. Fleet or equipment use: useful in fleet management or jobsite equipment where accurate speed, distance, altitude, and ambient conditions improve monitoring and planning. This device emphasizes comprehensive function, reliable weatherproofing, precise dual positioning, and energyconscious operation to deliver consistent performance in everyday driving and outdoor applications.