Designed for compatibility with a wide voltage range, this digital voltage meter supports 8- measurements. This makes it suitable for various battery types and power equipment, including golf carts, RVs, and marine batteries. Its broad compatibility ensures it can be used in multiple scenarios, providing reliable performance across different applications. Features -Color:Black -Material:Plastic -Size:6.00X3.50X1.50cm/2.36X1.38X0.59in Voltage: 12V Input Voltage/Output Voltage/Range: 8- Working current: <=15mA Refresh speed: 500ms/time Backlight color: colorful -Clear color display: features a clear color display that shows voltage and battery levels accurately, making monitoring straightforward. -Safety alarm: set voltage and battery level thresholds; the battery level indicator will automatically alert you when these are exceeded, ensuring prompt action. -Temperature tracking: equipped with a temperature sensor that provides monitoring of battery temperature, preventing overheating or overcooling. -Extensive voltage range: the car voltage meter is capable of measuring voltages from 8- , suitable for a wide range of batteries and electrical equipment. -Effortless installation: twowire design allows for quick and easy installation, with no need for an additional power source. Package list: 3 x battery indicator