3 Pack DC 12V 24V Waterproof Car Voltmeter with LED Digital Display Panel and Mounting Plate Round Voltage Gauge Meter with Terminal for Boat Marine Motorcycle Truck(Red Green Blue Light)

EPLZON DC 12V 24V Waterproof Car Voltmeter with LED Digital Display Panel and Mounting Plate Round Voltage Gauge Meter with Terminal kit Applicable for: The car voltmeter with LED light is suitable for motorcycle, car, boat, ATV, UTV, caravans, travel trailer, applicable in monitoring the voltage of the storage battery and measuring other product. Reverse Connection Protection: If the positive and negative poles are connected in reverse, the device will not burn out, but there will be no display Easy to Install： 1.Drill a hole with about 3mm 2.Put the panel on the hole and insert the voltmeter, Unscrew the nut on the charger. Place the charger in the hole and tighten the screw ring to the voltmeter 3.Connect red wire to plug(+)and black wire to the plug (-) 4.Connect "+" to the positive pole of the battery, "-" to the negative pole Why do we need a voltmeter？ With a precise 3-digit LED voltmeter, you could better monitor the starting battery voltage or charging rate when driving your car. So it can avoid the voltage if is too high or too low to affect the normal operation of your car, thereby helping to extend the service life of the car battery. Specifications: Measuring range: 5V to 32V DC Working voltage: 12V to 24V DC Measurement Accuracy: 0.1~0.2V Display: 3-Digit Led Digital Display Operating Temperature: -40°F ~ 176°F (-40°C ~ 80 °C) Package includes: 1 * Red digital voltmeter1 * Blue digital voltmeter1 * Green digital voltmeter 2 * surface mount 2 * round nuts 4 * screws 4 * insulated terminals 2 * 23.6 inch connecting cables

• Function: Helps monitor the battery level of the car and easily ensures that the amount of power you use during work does not exceed the system's capacity to generate, thereby avoiding battery depletion
• Material: Made of copper and ABS plastic material, with built-in fuses for wiring, providing excellent protection against overheating, overcurrent, overvoltage, overload, and short circuit. Waterproof design, able to continue working in humid environments
• Easy to read: The bright and clear LED digital display screen allows for clear reading under any lighting conditions; Easy to install: equipped with mounting plates, fastening rings, shovel connectors, and screws for easy installation and wiring
• Application: Suitable for most DC 12V/24V vehicles such as cars, motorcycles, ships, ATVs, UTVs, RVs, caravans, SUVs, off-road vehicles, travel trailers, ships, trucks, etc
• Package includes: 1 * Blue digital voltmeter,1 * Green digital voltmeter,1 * Red digital voltmeter, 2 * surface mount, 2 * round nuts and 4 * screws, 4 * insulated terminals, and 2 * 23.6 inch connecting cables