The Stanley 6-12V Battery charger 4A is a powerful universal battery charger with applications for all automotive batteries including those with start & stop technology. Maintaining your battery's capacity without damaging it, the charger's automatic maintenance function will get your battery up to its maximum capacity and reduce power input. Thanks to its Recond mode you can recondition your deeply discharged battery and get it back up and running. Features & Benefits Maintenance function - The battery charger maintains battery charge, your vehicles are always operational! Universal - Charge all automotive batteries : AGM, GEL, VLRA, WET, Liquid, Start & Stop Safe - The battery charger comes with polarity inversion and short circuit protection Specifications Dimensions: H28 x W5.5 x D16.5cm Weight: 0.9kg Length of Guarantee: 1 Year For 6V and 12V batteries Maximum output current : 4A Charge 4Ah to 80Ah battery Maintain 4Ah to 120Ah