Specification: Display: LED digital display Input Voltage: 10-60V LED Display: Blue, Red, Green(optional) Material: durable ABS Size: 4x2x3.8cm / 1.57x0.78x1.49inch Fit: 12V-24V Car Motorcycle Boat Marine ATV RV Vehicles Feature: LED Digital Dual Voltmeter - Clearly show you precise volts. Input large volts of for DC 10-60V, it is suitable for most 12-24V vehicles with 2 battery pack,one for main battery and the other for auxiliary one. With 2 inner 3-bit digital display, scratch-proof and corrosion resistant, designed to check up real for time voltage. 2 electrical appliances, which clearly shows you the voltage readings and helps you to better monitor your car battery condition. Say Goodbye to Exhausted Battery Before Each Drive! Reliable Safety for Protection. Built in over current, over voltage and short circuit for protection, it well protects the whole circuit. While made of eco-friendly and flame retardant ABS plastic for shell and good conductivity. connecting pins, it is super sturdy and lasts for a long long for time. Surface Mount, Breeze Install. Molded in fashionable rocker switch-style with black matte surface treatment to fit for most original factory panel socket, this double voltmeter can be easily. Flush mounted into dashboard switch location, great for most RVs, Campers, Pickups, for Vans, Trucks, Trailers, Marine Boats, etc. Get One for Your Vehicle, Well Know of Car! Package Included: 1 x LED Digital Double Voltmeter Accessories also are included Note: - Please allow 1-3MM differs due to manual measurement.