1. Fully automatic battery charger with 7 charging levels protects the battery and automatically stops charging when the battery is fully charged. With the LCD screen, provides a clear and intuitive display. 2. Highly compatible, suitable for 12V-24V batteries, for SLA, WET, MF, FLOODED, GEL, VRLA, AGM and EFB batteries, and can be used for batteries of cars, motorcycles, boats, lawn mowers, lawns, etc. 3. With temperature compensation, automatic detection of ambient temperature, optimized for any weather, easily withstands various harsh voltage environments. 4. Intelligent control system, powerful pulse repair technology, prevents vulcanization, repairs easily damaged batteries, reduces water loss, extends battery life and provides powerful engine starting. Supports multiple protection functions including built-in circuit protection, spark protection system, reverse polarity protection, overload, overvoltage and overheat protection, stable performance and long service life.