Scalextric 1:32 Digital Computer & Powerbase C7042 #ASome marks Perfect working order No marks on screen, just marks on powerbase. The Advanced 6 Car Digital Powerbase can be used to race up to 6 cars on a Scalextric Digital layout at the same time. The unit has a clear user interface with two levels of features to suit both the novice and experienced user. The skill level option allows you to adjust the maximum power levels to individual cars so that 'novice versus expert' races can be run more fairly.