1Accurate Measurement: Digital Lcd display of the water temp gauge voltmeter can accurately measure water temperature and voltage to help you understand vehicle status. 2Various Application: The water temp gauge voltmeter gauge is suitable for 12V and 24V cars, motorcycles and other models, widely applicable and universal. 3Simple and Easy to Use: The digital water temp gauge voltmeter has round appearance, simple and easy to operate, easy to install, suitable for various vehicles 4Reliable and Durable: The auto water temp gauge voltmeter is made of premium materials, high strength and wear resistant, durable and reliable to ensure long term use. 5Portable Design: The Lcd water temp gauge voltmeter is small and lightweight, easy to carry, can monitor water temperature and voltage anytime and anywhere.