General description Measure voltage from 3-30V with the Sollbry Waterproof LED Digital Display Voltmeter, designed for monitoring the battery status of various vehicles including motorcycles, boats, ATVs, UTVs, campers, caravans, and cars. This mini voltmeter is compact and easy to install, making it a practical choice for vehicle voltage checks. However, it is not recommended for use in 24V vehicles such as trucks or lawn mowers. Technical specifications Voltage measurement range: 3-30V Operating voltage: 12V-24V Material: Flame retardant environmental protection materials Other information Note: Measurements may have a 1-3cm error due to different lighting and display conditions, and there may be color differences in the actual item received.