Product Information : Scalextric C7015 Pit Lane Digital Accessory
Manufacturer's product description
Pair of digital pit lane track sections to create pit lanes and pit stops. Also allows the creation of alternative track routes, for example a single lane rally extension track to a current layout, or converts 2 lanes into 1 lane or converts 2 lanes in to 3 lanes or more. There is no limit to the amount of additional lanes.