Dual Voltmeter Voltage LED 12V Digital Display for RV Motorcycle Boat Universal 12V/24V Digital Display 2 Voltmeter Voltage Gauge Monitor Panel Car Boat

specification:1. Input voltage: 12-24V2. Display: red LED digital display3. Product material: durable ABS4. Surface size: 48.5x24mm / 1.9" x0.94"5. Drill size: 37.2x21.2mm / 1.46" x0.83"6. Suitable for: 12V-24V car, motorcycle, marine ATV, RV, etc.Package Included:1 LED digital dual voltmeter

• ☑1. The switch-type dual voltmeter monitors the two batteries in real time, reminding you to charge or replace them in time, so as to better avoid running out of batteries when starting the car engine!
• ☑2. Built-in red LED digital display, to scches and corrosion, clearly shows you the current reading of the working voltage, and easily notices the voltage status of your car
• ☑3. Made of environmentally friendly flame-retardant ABS plastic, fully sealed black matte surface covering layer, proof, waterproof, and wear-
• ☑4. One is for the main and the other is for the auxiliary . With 2 internal 3-digit digital displays, scch- and corrosion-, designed to check real-time voltage
• ☑5. It can clearly display the voltage reading and help you better monitor the car condition. Say goodbye to a drained before each drive!