12 / 24V dual voltage heavy duty metal case charger with high output jump start function. Suitable for use in garages or workshops and commercial vehicle depots. Suitable for Lead-Acid Batteries 3 Max. Engine Size Not Suitable for Vehicles With Start/Stop Technology 12/24V 420A Jump Start Function 12 x Charging Modes Up to 8 Hours Connection 2.7m Battery Cables With Insulated Crocodile Clips Metal Case For Indoor Use Suitable for Lead-Acid Batteries 3 Max. Engine Size Not Suitable for Vehicles With Start/Stop Technology 12/24V 420A Jump Start Function 12 x Charging Modes Up to 8 Hours Connection 2.7m Battery Cables With Insulated Crocodile Clips Metal Case For Indoor Use