Cigarette Lighter LED Voltage Meter – 4Pack Ensure your vehicle's battery health with this convenient and easytouse LED voltage meter. Designed for quick installation and reliable performance, this set of four units gives you both value and versatility for multiple vehicles or as spares. Key Features and Benefits: Set of Four Meters: Includes 4 individual cigarette lighter voltage meters to cover multiple vehicles or keep as handy replacements. Ideal for use or sharing with family and friends. Bright LED Voltage Display: brightness digital tube display provides clear, easytoread voltage information at a glance. Quickly view battery status and monitor voltage changes between full charge and discharge. Quick PlugIn Installation: Simply insert the meter into your vehicle's cigarette lighter socket. Instantly view your alternator's output from idle to acceleration without tools or complicated setup. Wide Voltage Compatibility: Operates within an 8–30V range, making it suitable for a variety of vehicles including motorcycles, cars, trucks, and other electric vehicles. Works seamlessly with 15V and 20V systems. LongTerm Circuit Protection: Helps prevent electrical issues by allowing you to monitor battery performance and detect potential problems early, extending battery and system lifespan. Practical Use Scenarios: 1. Vehicle Maintenance: Keep track of your car battery's health, especially before long trips, to avoid unexpected breakdowns. 2. Motorcycle Monitoring: Easily check voltage levels on your motorcycle to ensure performance and battery longevity. 3. Fleet Vehicles: Equip company vehicles with meters to simplify routine voltage checks and reduce maintenance downtime. Specifications: Quantity: 4 pieces Display: brightness LED digital tube Voltage range: 8–30V DC Installation: Plug into cigarette lighter socket Application: Suitable for cars, motorcycles, trucks, and electric vehicles This LED voltage meter is a compact, practical solution for continuous monitoring of your vehicle's electrical system, offering peace of mind and a quick check of battery performance anytime needed.