Scalextric Digital represents a ground-breaking step forward in the way Scalextric is played. Now, with the DIGITAL system, up to six cars can race on one lane*. At the press of a button, drivers can switch lanes for overtaking and blocking! Most cars produced from 2007 onwards will have, as standard, a socket on the car where the EasyFit Digital Plug is connected to convert the car for use on a SCALEXTRIC DIGITAL layout. C8515 EasyFit Digital Plug is suitable for fitting to standard DPR Scalextric cars. The conversion only requires a small screw-driver and takes less than sixty seconds to convert a DPR car.1: Unscrew the panel on the base of the car and disconnect the braid-to-motor wiring plug.2: Connect the EasyFit Digital Plug to the braid-to-motor wiring plug.3: Replace the retaining screw to secure the EasyFit Digital Plug to the chassis. Features the EasyFit Digital Plug offers include: a 'plug and play' solution - DPR Scalextric cars to be digitised in under sixty seconds.Each C8515 EasyFit Digital Plug can be transferred easily from one car to another. There is no need for a soldering iron or modelling expertise.Please note: the C8515 EasyFit Digital Plug is suitable for fitting to standard DPR Scalextric cars. To convert open-wheeled single-seat F1 style DPR Scalextric cars to Digital, use C8516 F1 EasyFit Digital Plug. Many non-DPR Scalextric cars can be converted to Digital using Digital Chips C7005 and C7006.* Four car and six car powerbases availablePlease note: Once fitted there may be issues running on an analogue track layout, however this digital chip is easy to remove from the car and once removed will work on an analogue track layout.