Linkstyle Linkstyle 12V Voltage Gauge, 2" 52MM Car Voltmeter, Digital Battery Gauge 12Volt, Round Voltmeter Panel with Smart Alarm

description About this item Smart Alarm: When the battery voltage is lower than 11.5V, the red warning light will light up Precision Accuracy: The digital volt gauge is rated at 8-18V DC with an accuracy of 0.1V. [Note: Please make sure the voltage is above 6.7V to light up the voltmeter] Easy to Read: The 12 volt gauge with a 3-digit LED digital display, you can easily check the vehicle battery status in any lighting conditions Easy to Install: Black wire connects to battery (-), red wire connects to 12V ignition switch (+). Mounts in a 2in hole and comes with a fastening ring for secure installation Widely Used: The battery volt meter gauge is suitable for DC 12V vehicles such as cars, motorcycles, RVs, SUVs, off-road, ATVs, boats, marines, ships, trucks, tractors, etc See more product details