Features： 1、Large Colorful Display: New large-screen color display design, more intuitive display. mechanical buttons are full of technology. 2、Suitable for Various Batteries: Suitable for 12v 4ah-140ah motorcycles cars , SUVs and battery , water battery, lead acid, maintenance-free battery, LIFEPO4 battery. 3、Inside Fan Cooling: Adopting an intelligent silent fan for heat dissipation and it can greatly extend the lifespan of the charger. 4、Multiple Protection: Over-charge protection, over-power protection, over-discharges protection, over-temperature protection, over-voltage protection, short-circuit protection, over-current protection, reverse connection protection. 5、Flame Retardant Housing: Adopts a new alloy flame retardant material which is corrosion-resistant insulated, strong and durable. Specification： Features: Large Colorful Display: New large-screen color display design, more intuitive display. mechanical buttons are full of technology. Suitable for Various Batteries: Suitable for 12v 4ah-140ah motorcycles cars , SUVs and battery , water battery, lead acid, maintenance-free battery, LIFEPO4 battery. Inside Fan Cooling: Adopting an intelligent silent fan for heat dissipation and it can greatly extend the lifespan of the charger. Multiple Protection: Over-charge protection, over-power protection, over-discharges protection, over-temperature protection, over-voltage protection, short-circuit protection, over-current protection, reverse connection protection. Flame Retardant Housing: Adopts a new alloy flame retardant material which is corrosion-resistant insulated, strong and durable. Specifications: Item: 12V Car Battery Charger Main Color: Black, Yellow Material: ABS,?Alloy Types of batteries: Most types of lead acid batteries including Calcium, Gel ?AGM, LiFePo4, Wet, lead Acid, etc.. Switchmode Technology: Yes Polarity Protection: Yes Output Short Protection: Yes Non battery Link Protection: Yes Voltage Protection: Yes Over Temperature Protection: Yes Cooling: Fan Input Voltage: 100-240V AC, 50-60Hz Rated Output: 12V 7A Max. Minimum Start Voltage: 8.0V Battery Range: 4-140Ah Thermal Protect: 65'C+/-5'C Efficiency: App. 85% Size: 158*63*85mm/6.22*2.48*3.35inch Package Size: 23.5*11.5*7.5cm Package Weight: 505g Package List: 1*12V Car Battery Charger 1* User Manual Package List： 1*12V Car Battery Charger 1* User Manual