Engineering Vehicles Mini Magic Toy Truck Children's Inductive

Overview:
This is a novelty inductive car, follows the line like magic.
If you place the Inductive Toy somewhere else it would run in circles only until it finds the line.
The Children's Car Toy has an optical sensor that reads the black line drawn on a white piece of paper.
It the powered by a 4 x AG 13 button cell.(Included)
Turn on the power switch and the Magic Car Toy can move automatically.
Marker pen included.
The line: not under 4mm, not overrun 10mm, non-sharp-angled line.
Perfect gift for your little child.

How to play:
Use an ordinary dark colored crayon or marker to draw a line on a white piece of paper.
Turn on the switch on the button of the car.
Place car on top of the drawn line.
The car will run on the line automatically.
If the line finished, the vehicle will continue in the direction followed from the previous line.
If the line is too thin, the vehicle may stray off the line, please make the line thicker (the line should be a quarter-inch thickness)

Specification:
Packing method: color box
material: plastic
Power supply mode: button battery
Specification: 6.5*4*5.8cm

Package Content:
1 x tank
or 1 x car
or 1 x truck
1 x Magic pen
1 x Instruction manual
1 x White paper with black lines
Car/truck/tank design random from the Design on the photo