2PCS DC 0-30V Mini Digital Voltmeter, 3-Wire 0.56" LED Digital Display Panel Voltage Gauge, Battery Volt Meter Mount Car Motorcycle with Reverse Polarity Protection (Red)

Specification:Material: Plastic, MetalQuantity: 2 PCSColor: Red/ Green/ BlueWeight: 31 gSize: 2.1×1.3×1.1 inchesWire Length: 7.87 inchesMounting Hole Size: 1.8×1.1 inchesMeasurement Range: DC 0-30 VRefresh Rate: 300 ms/timeMin. Working Voltage: 4.5/ 4.7/ 5 VMax. Working Voltage: DC 30 VWorking Temperature: -10℃ to 65℃Feature: Accurate, High-Definition, CompactFit Type: Universal FitWhen you receive this voltmeter, you will definitely be satisfied with it!-The reverse polarity protection mechanism effectively avoids short circuits, overheating, and other safety issues caused by reverse connections.-With a built-in smart chip, this voltmeter refreshes at a rate of 300 ms/time for accurate and fast real-time voltage monitoring.-With a thickened plastic flame-retardant housing, our voltmeters have great durability.

• Product Parameters: This mini voltmeter measures 2.1×1.3×1.1 inches in size and 7.87 inches in cord length; it has a 3-bit digital display, a measurement range of DC 0-30V, and a measurement accuracy of 0.1. The working voltages are DC 4.5-30V (red), DC 4.7-30V (green), and DC 5-30V with blue
• Real Time Volt Monitoring: This voltage can display the accurate voltage value and provide feedback on the real-time vehicle voltage status. Its important role is to let the user know the dynamic information of the voltage of the equipment so as to detect and deal with abnormal situations in time
• Easy to Read: Featuring a 0.56-inch digital LED tube, this voltmeter's display clearly shows voltage values, providing an intuitive visual representation. Whether in well-lit or dimly lit environments, it is easy for the user to read voltage values quickly and accurately
• Wiring Instructions: The red and black wires supply power to the meter, and the white and black wires detect voltage. Simply connect the red and white wires to the positive and the black wire to the negative when in use. This meter is designed with reverse polarity protection to ensure safety
• Widely Applicable: This mini digital voltmeter has a wide range of applications; it can be used to monitor the voltage of cars, trailers, boats, golf carts, RVs, and more. As long as the voltage of your DC power equipment does not exceed 30V, this voltmeter can be used on them