These Carpoint booster cables are the solution when the car won't start due to a dead battery. Suitable for use with 12 and 24 volt batteries. The jumper cables are colour coded (red and black) and have a length of 3.5 metres. For petrol cars with displacement up to 7000cc and diesel engines up to 4000cc. Cable thickness of 35mm² with metal clamps and insulated handles. Tip: Keep Carpoint booster cables in the supplied carrying bag in the car so you always have the cables at hand.