Composite case with integral battery clamp storage and carry handle. Suitable for starting vehicles with 8-cylinder petrol engines up to 5L and 6-cylinder diesel engines up to 3.5L. Front panel displays internal battery charge level and includes an integral LED worklight. Reverse polarity and short circuit protection with audible warning. Mains charger with automatic power cut-off prevents damage to battery whilst charging. Inbuilt MOSFET circuit protection. Fitted with two 12V power sockets that will accept any 12V device with a vehicle accessory socket plug and one 5V 2.4A USB output.