Designed and engineered for charging accuracy and compact usage, the CTEK battery charger keeps your car, motorcycle, SUV’s, car battery at 100 percent all the time. It is the perfect gadget to have during this time that most of our cars are just parked in our garages. This 12V charger comes equipped with an intelligent micro processing unit that utilizes four different modes for charging and an overarching, automated, eight-stage recharging sequence.