5 PACK MINI VOLTMETER: DC 5-120V. No independent power supply is needed. The voltage display meter is perfect to monitor the condition of the battery, for 24V/36V/48V/60V/72V/96V electromobile, car, trailer, truck, boat, etc.NOTE: When the measured voltage is larger than 120V, the voltmeter will be damaged.
HIGH ACCURACY: The smart chip of the digital voltmeter features quick response and accuracy. The accuracy is ±1%: ±0.1(3.00-9.99V); ±0.3(10.0-120V). Refresh Rate: 300ms/time. Calibratable: The screw on the back allows you to calibrate the meter.
REVERSE POLARITY SAFETY PROTECTION: Wiring the voltmeter is a breeze with just two wires to connect. The voltage gauge meter won't burn out if the reverse polarity is applied, but the screen will display nothing. To ensure proper connection, simply connect the red wire to the positive electrode and the black wire to the negative.
BRIGHT & CLEAR DISPLAY: The DC volt meter has a three-digit 0.56-inch digital LED tube, it's easy to read the digits. Display color: Red. Working Current: <13mA. Operating temperature: -20℃~+65℃
WORRY-FREE SHOPPING: We'll check the item to make sure it's functional before we send it out. What we pursue is the 100% satisfaction of all our customers. If you have any questions about our battery voltage meter, please feel free to contact us.