The Scalextric Digital Plug For Saloon Cars is to be used in conjunction with Digital Plug Ready (DPR) Scalextric cars to convert the car into a Scalextric Sport Digital car.Superb innovation that can covert your DPR car to digital in under 60 seconds. The Scalextric Digital Plug is installed by simply unscrewing and removing the underside panel of the DPR car. Screw the new panel back into place and your DPR car is converted to Digital.Manufacturer: Scalextric Model: C8515 Digital Plug For Saloon Cars