Features 1. Along the line induction car: This interesting pen induction car toy has a sensor that can read the black lines drawn on white paper and drive it along the lines. 2. Interactive puzzle toys: Children can draw their own tracks and create new tracks according to their own preferences, while enjoying the fun of toys and enhancing creativity and imagination. 3. Automatic movement: Just turn on the power switch and watch the car toys move automatically along the line, providing children with hours of entertainment. 4. Durable and Safe: This line sensing car is made of environmentally friendly ABS material, which can withstand children's rough play and ensure their safety. 5. Best Gift: The perfect gift for a child's birthday, Christmas, or any special event or holiday. Specification Material: ABS Color: Green, Yellow, Red, Blue Size: 6.7 x4 x 5.8 cm Weight: 185 g Package Include: 1x Marking Induction Vehicle