Inductive Follow The Line Vehicle Toy with built-in in optical sensor follows any line on paper automatically!
Available in Fire Truck, Train, Tank and Crane.
Draw your line in any pattern and watch your tank follow the path given
Use an ordinary dark colored crayon or marker to draw the line
Line must be at least 0.2" / 5mm thick
When the line ends, the toy will continue on in the same direction
Powered by 4 x LR44 button batteries (included)
Package includes 1 tank car, 4 batteries, 1 magic pen, an instruction manual, a paper with pre-drawn black line
Measurement: 2.76" x 1.77" x 1.57" / 7.02 cm x 4.5 cm x 4 cm
Simply draw a thick line on white paper, then place the Follow The Trail Vehicle Toy on the drawn line and it will follow the path automatically. The vehicle has a built-in optical sensor that reads the black line. Put a few of these toys on the track and watch them collide or go about their separate ways.