Feature: 1. Wide Compatibility: Smart car battery charger is compatible with various SLA battery types including MF, AGM, GEL, and VRLA, meeting diverse battery needs. 2. Multi Guard System: Features over current, over voltage, short circuit, and reverse connection guards mechanisms, ensuring safe and reliable charging. 3. Automatic Voltage Detection: Battery charger detects battery voltage automatically, eliminating the risk of incorrect voltage selection and potential damage. 4. Battery Desulfation: Automotive battery maintainer is specifically designed to repair battery sulfation, extending battery life and saving on replacement costs. 5. Versatile Usage: Suitable for charging batteries in cars, motorcycles, boats, and RVs, providing a comprehensive solution for various transportation needs. Specification: Item Type: Battery ChargerInput Voltage: 100-240V 50-60HZ Output Voltage: 6V 12V Output Current: 1A Battery Type: All SLA (MF,AGM,GEL and VRLA) Material: ABS + PC housing Waterproof Grade: IP20 Working Temperature: -10℃-45℃ Plug Type: US Plug 100-240V Characteristic:Repairs sulfated battery 6 stage charging Over Current Guard Over Voltage Guard Short Circuit Guard Reverse Connection Guard Full auto stop Power off memory Overcharge Guard Auto Identification of Battery Voltage Can charge multiple batteries Can charge cars, motorcycles and boats Interchangeable clips and ring terminals Over Temperature Guard Fitment: Universal. For cars, motorcycles, and boats. Package List: 1 x Battery Charger 2 x Accessories 1 x User Manual Note: Battery voltage judged to be 6 V when charging if it is lower than 7.6