This Scalextric C8248 Sport Track Power Booster Cable is an essential accessory for any Scalextric enthusiast, especially for digital setups and large circuits. It helps to equalize power distribution across your track, preventing voltage drops and current surges that can cause cars to fly off. For optimal performance, it is recommended to use these cables on both lanes. The product is supplied unboxed, meaning it will not come in retail packaging but will be well protected for posting. It is a pack of 2 cables.