About this item

• 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.
• Mechanical lap counter & powerbase integrated as combo track.
• Mega tracks, wider and longer tracks compare to traditional 1/43 scale slot racing tracks. Distance between cars are wider.