Magic Inductive Car Mini Inductive Truck Follow Black Line with Screwdriver (Red Fire Truck);

1. Use an ordinary dark colored crayon or marker to draw a line on a white paper. 

2. Turn on switch on the car. 

3. Place car on top of the drawn line and it will run on the line automatically.

4. If the line finishes, the vehicle will continue in the direction followed from the previous line. It can turn automatically when encountering obstacle.

Feature: 
Size: 8 x 3 x 5cm/ 3.15 x 1.2 x 2 inch
This is a novelty inductive car, which follows the marker line like magic. 
If you place the magic inductive fire truck somewhere else, it would run in circles until it finds the line. 
Inductive Fire Truck/ Car has an optical sensor that reads the black line drawn on a white piece of paper.  

Note:
If the line is too thin, the vehicle may stray off the line, please make the line thicker. The line thickness should not under 4mm and not overrun 10mm, Non sharp-angled line.