DC4V-100V Voltmeter, LED Digital Waterproof Round 2-Wire Battery Gauge Mini Voltage Display Tester for Cars, Motorcycles, ATVs, Boats, Trucks, Marine Battery Monitors（Green）

Special Features

【Universal Voltage Monitoring】This versatile car digital voltmeter gauge is designed to monitor battery conditions across a wide range of DC voltages from 4 to 100V. Caution: Exceeding 100V can result in irreversible damage to the instrument. The voltmeter is active from a minimum starting voltage of 3.8V.
【Instant Voltage Readout】Equipped with a 3-digit LED display and large, clear digits, this digital volt gauge provides real-time monitoring of your battery voltage. The ultra-thin, frosted display surface ensures readability, with a refresh speed of 300 milliseconds per update.
【Compact and Portable Design】With dimensions of 1.33 x 0.72 inches and a wire length of 7.8 inches (20cm), this mini voltmeter is easy to store and carry. Before purchasing, ensure the intended installation space can accommodate the voltmeter's size.
【Easy Installation with Protection】The 12V motorcycle voltmeter features a 30mm opening diameter for simple and labor-saving installation. It comes with two detachable wires: red for positive and black for negative terminals. The voltmeter includes reverse connection protection, preventing damage in case of terminal reversal, though it will not display readings in such an event.
【Broad Compatibility】This voltmeter is widely applicable across various vehicles and equipment, including cars, recreational vehicles (RVs), SUVs, off-road vehicles, boats, marine crafts, motorcycles, bicycles, substation automation systems, distribution automation systems, test equipment, voltage regulators, and more.

Description

Specification:
1. Minimum Starting Voltage: 3.8V
2. Refresh Speed: 300mS/time
3. Display: Green LED
4. Measuring Range: 4V to 100V DC
5. Package Includes：2 x Mini Car Voltmeter

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Special Features

Description

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