Vintage Line Chaserz Space Set with Optical Sensors

Vintage Line Chaserz Space Set with Optical Sensors You draw a line on the track with the special marker and the LineChaserz vehicle will follow it. Uses optical sensors to detect and follow any lines you draw. Kit Includes 1 LineChasez vehicle, an eraser, a large two-sided, erasable board, themed props, batteries and instructions. Batteries included and an extra set of batteries.