The CTEK MULTI US 3300 is a versatile battery charger in a compact format that makes it convenient and easy to charge and maintain all household vehicles. The special cold mode means that you can also charge during cold winters days without problems. The MULTI US 3300 satisfies all the home's battery charging needs as it charges all types of 12V batteries such as your car, motorcycle, lawnmower, jet ski, snowmobile, caravan or smaller size boats.