- ALL-IN-ONE DISPLAY UNIT: This Digital GPS Speedometer Odometer integrates essential functions, including GPS navigation, speed tracking, altitude measurement, temperature reading, and humidity indication, all in one compact device. Ideal for drivers seeking comprehensive travel data. - WEATHERPROOF DESIGN: Engineered to operate within a voltage range of DC 5-24V, this unit boasts an IP65 waterproof rating, ensuring reliable performance in various weather conditions. - FAST & ACCURATE LOCATION TRACKING: Equipped with advanced GPS and Beidou dual positioning technology, this speedometer offers exceptional tracking sensitivity, delivering precise real-time location data, no matter the environment. - AUTOMATIC OPERATION FEATURE: The device automatically powers on and off with your vehicle, promoting seamless usage while effectively managing energy consumption when connected via USB. Practical Applications: - Use it on road trips to monitor your speed and ensure compliance with speed limits while navigating unfamiliar routes. - Perfect for outdoor adventures, providing real-time altitude and temperature readings while you hike or cycle. - Ideal for fleet management, allowing for accurate tracking of vehicle locations and performance metrics in diverse conditions.