Material: plastic<br> Size: shown on picture<br> How to play:<br> Use a regular dark crayon or marker to draw a line on white paper<br> Turn on the switch on the car button<br> Place the car on top of the drawn line<br> The robot will run automatically<br> If the line ends, the vehicle will continue to drive in the direction of the previous line<br> If the line is too thin, the vehicle may deviate from the line, please make the line thicker (the thickness of the line should be one-quarter inch)<br> Specification:<br> Lead the way-lead the way on any plane by drawing a line. The robot will follow the line you draw!<br> Interaction and entertainment-bring your child's fins and magic! The perfect gift to surprise your child!<br> Increased creativity-promote creative skills, your child draws with pens and increases their concentration.<br> The toy has an optical sensor that can read black lines drawn on white paper.<br> The car is powered by 4 button batteries.<br> includes:<br> 1 xInductive Robot Model<br> 1 x pen<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store