Pack of 2 DC 4V-100V Digital Display Voltmeters, LED Battery Voltage Tester for Motorcycle, Boat, Truck, Caravan, Marine (Green)

Digital LED Voltmeter: 3-digit digital display for real-time vehicle voltage monitoring and display. Measurement range: 4V DC to 100V DC. Allows you to track the battery's state from full charge to discharge over time. The maximum measured voltage should not exceed 100V. Fully Waterproof: Fully waterproof and dustproof voltmeter, comes with a 90cm waterproof cable, easy to install and use. Operating temperature: -10°C to 65°C. LED Lighting and Material: Soft LED ambient light, easy to see at night. Made of high-quality ABS plastic, waterproof and durable, it features reverse polarity protection to prevent circuit damage. Easy installation: Simply install the voltmeter in the 30mm hole of the panel; compact and easy to install. Wide compatibility: Widely used in automobiles, motorcycles, bicycles, boats, test equipment, voltage regulators, etc.