Auto World “Victory 400″ 4 Lane 36′ HO Scale Slot Car Race Track Set SRS345. 36 Feet of Track. ALL NEW 4-Lane track components. ALL NEW Wireless Controllers. ALL NEW Adjustable Voltage Power Pack. 4 Xtraction Stock Car Slot Cars. The 36 feet of track with partial new tooling, each part of the newly tooled track parts were engineered and created with 4 lanes in mind. The four-trigger action wireless controllers are powered by Bluetooth technology and pair to the special wireless terminal track allowing you to be anywhere and still control your car. Each controller can sync to any of the lanes and is charged via USB (charging cord included). The adjustable power supply will allow you to adjust the power level of the race sets from 9 volts to 24 volts. The increase in power will provide even more speed while the adjustability allows for beginners to start slow and ramp up the speed as they improve. 4 Xtraction stock cars. 1971 Dodge Charger No. 1973 Chevy Chevelle No. 1971 Plymouth Road Runner No. 1976 Ford Torino No.