The Sealey RS102B RoadStart Emergency Jump Starter with inbuilt MOSFET circuit protection The Sealey RS102B is an Emergency Jump Starter consisting of a composite case with integral battery clamp storage and carry handle. This jump starter is suitable for starting vehicles with 6-cylinder petrol engines up to 3.5L and 4-cylinder diesel engines up to 3L. The front panel displays the internal battery charge level and includes an integral LED work light. The RS103B includes a mains charger with automatic power cut-off to prevent damage to the 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. Features:    Single 5V 2.4A USB output Supplied with mains charger Inbuilt MOSFET circuit protection Reverse polarity and short circuit protection with audible warning Composite case with integral battery clamp storage and carry handle Front panel displays internal battery charge level and includes an integral LED work light Mains charger with automatic power cut-off prevents damage to battery whilst charging Fitted with two 12V power sockets that will accept any 12V device with a vehicle accessory socket plug Suitable for starting vehicles with 6-cylinder petrol engines up to 3.5L and 4-cylinder diesel engines up to 3L Specification: Model No. RS102B Cable & Clamp Length: 0.6m