Expert Quality, power pack ideal for vehicle dealerships, car sales outlets etc. Capable of starting 12V petrol engines up to 3500cc and 12V diesel engines up to 1900cc. Uses a 16Ah sealed dry lead acid battery (maintenance free). Reverse polarity and anti-surge protected with heavy duty battery isolator switch and reverse polarity indicators. 2M heavy duty booster cables with insulated jaws. Rechargeable through 12V vehicle cigarette lighter socket or 230V AC supply. Display carton.