MTRPS DC 12V Car Digital Voltmeter, 8-16V Waterproof LED Display Battery Voltage Meter Gauge, Universal Vehicle Power Energy Voltage Monitor for Most Cars Motorcycles Boats (Red)

Practical Function: This battery test voltmeter has real-time monitoring and an abnormal alarm function. It continuously monitors the voltage and flashes a light warning when the voltage is abnormal. It allows you to know the voltage status at any time, which greatly improves driving safety

Clear Display: Equipped with a digital LED screen, this battery monitor provides you with accurate readings and a visual indication of the current voltage status. In addition, the backlit design of the voltmeter allows you to read the voltage value clearly at night or in low-light conditions

Reliable Material: Our automotive digital voltmeter housings are made of high-quality ABS plastic for superior strength. This material is resistant to shock and abrasion and can withstand daily use without breaking. It's also flame-retardant and waterproof, so it's ready to serve you for a long time

Compact and Portable: The dimensions of this practical LED digital voltmeter are 2.24 × 1.13 × 0.41 inches. Its compact size allows you to store it in your car space or toolbox. At the same time, it weighs only 27 g, so it won't weigh you down when you use it, and is easy to access at any time

Wide Application: This waterproof voltmeter is compatible with most 12V DC systems. It is widely used in cars, motorcycles, bicycles, trucks, SUVs, and more. Whether it's for routine maintenance, long trips, or emergencies, it's the ideal tool for checking your vehicle's battery voltage in real time