Metra GM Speaker Harness (72-4568) (72-4568)
- BATTERY VOLTAGE MONITOR: The Voltmeter will Flash Constantly When the Voltage is Lower than 11.5V or Higher than 19.8V..
- EASY TO INSTALL: Only Two Wires, The Red Connects to Positive and Black Connects to Negative. No separate power supply is required.
- Mini size with 3-digit LED Digital Display. Simple connection, easy to use, and waterproof..
- DC 12V MOTORCYCLE VOLTMETER: It is perfect to Monitor the Condition of the Battery, You can Use It on Your Motorcycle, Car, Trailer, and Boat Marine Vehicle Truck ATV UTV Car Camper Caravan, etc..
- WIDE APPLICATION: Widely used for cars, motorcycles, bikes, substation automation, distribution automation, test equipment, voltage regulator, and so on..
- LARGE LED DISPLAY:Operation voltage: DC 8 – 16 Volt.
- Display mode: 0.56 inch digital tube. The display shows L.L.L. to warn when the voltage is below 8 Volt.
- the Display shows H.H.H. when the voltage is over 16 Volt..