Superior 552 USB Power Slot Car Racing Set

Super 552 - 1: 43 USB power Slot car Racing Set Digital proportional controller Digital display lap counter comes with 2 cars and over 25 feet of track

Features of Superior 552 USB Power Slot Car Racing Set

Digital proportional speed controller enables the user to control the speed of the racing cars at will while most other slot cars only have 2 or 4 fixed speeds Usb power system, The first and innovative application in slot car toys industry Players only need to plug in their own power bank or smart-phone USB power adapter to play High scale cars with bright LED headlights and strong magnetic base, cars run smoothly and quietly because of high precision gear design and installation Digital display electronic lap counter & powerbase integrated as combo track, practice mode to practice your skill, race mode to race your friend with maximum 99 laps Intelligent circuit off function to easily tell which is winner for race mode Mega tracks, wider and longerAtracks compare to traditional 143 scale slot racing tracksADistance between cars are wider