Description: 【Intelligent Charging】: This 12V car battery charger is equipped with a microprocessor control for smart charging. It features a key switch, separate charging modes for winter and summer, and powerful, fast charging capabilities. The intelligent digital display makes operation simple. 【Features】: The automatic charging function protects your battery from being overcharged, allowing you to leave the charger connected indefinitely without worry. It also has polarity protection, output short protection, non battery protection, over voltage protection and over temperature protection. 【Versatile Use】: The Battery Charger ia suitable for most types of lead batteries including Calcium, Gel AGM, Wet batteries and more. It can also help drained and sulphated batteries with its smart technology. 【Material】: The Battery Maintainer is made of ABS plastic with a flame retardant shell for long term use. 【Compact Size】: The compact size of the car battery charger is 5.91inchx3.23inchx2.48inch, making it easy to carry around. Specification: Switchmode technology: Yes Polarity protection: Yes Output short protection: Yes Non battery protection: Yes Over voltage protection: Yes Over temperature protection: Yes Cooling: Fan Input voltage: 100-240V AC, 50-60Hz Rated output: 12V 6A Minimum start voltage: 8.0V Battery range: 4-120Ah Thermal protect: 65'C+/-5'C Efficiency: App. 85%. Compliant standards: CE, UKCA, FCC 15cmx8.2cmx6.3cm/5.91inchx3.23inchx2.48inch Package Includes: 1 Car Battery Charger (US Adapter) Note: Please allow slightly errors due to manual measurement and different monitors.