Inductive Follow Model Drawn Gift Robot Toy Any Children Pen Line Kids Education Features: Turn on on the button of the car Place car on top of the drawn line Quantity:1PC 1 x robot This is a novelty inductive car which follows the marker line like . If you place the Inductive car somewhere else it would run in circles until it finds the line. Product Description: Will make Perfect gift for your little child The line thickness should not under 4mm and not overrun 10mm Non sharp-angled line 1 x pen If the line finishes the vehicle will continue in the direction followed from the previous line Place car on top of the drawn 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 in thickness ) The robot will run on the line automatically The car is powered by 4 x 13 button cell. Marker pen included Turn on on the button of the car This is a novelty inductive car which follows the marker line like . If you place the Inductive car somewhere else it would run in circles until it finds the line. Quantity:1PC The Toy has an optical sensor that reads the black line drawn on a white piece of paper. 1 x robot How to play: Use an ordinary dark coloured crayon or marker to draw a line on a white piece of paper