Start your car in even the most adverse conditions when you use the Schumacher 200-Amp Electric Wheel Charger. This is a charger ideal for engine starting, charging and rugged use. The Schumacher wheel charger features strong starting power, a retractable handle and a compact design for storage. You get a 40-amp boost charge that is fully automatic and controlled by microprocessors. It automatically adjusts the amperage rate to charge and maintain with multi-stage charging. This gives added precision, safety and battery life. The charger is rated for 1,000 cold cranking amps. Turn to Schumacher when you need to start a car.??