Feature: 1. Induction Dinosaur Robot: The dinosaur robot toy has an optical sensor inside, so it can read the black thick lines drawn by any black marker. 2. Super Fun: Improve children's hands-on ability. Children will have a lot of fun and design everything they want. 3. Early Education: For kids, this is a great toy that can make them interesting and develop their imagination. 4. Theroy: The sensitivity of the bottom of the robot may feel lines and move along the lines. It's fun and fun, kids can draw their own track ideas for their robots to develop their intelligence. 5. Best gift: Kids will love their new toys and see their toys follow their hand-designed stuff. It will be fun to play. Specification: Material: plastic Size: about 7*9.3cm Charging time: 30mins With light and music How to play: Draw lines with regular dark crayons or markers. Turn on the robot switch button. Place the robot above the line. The robot will automatically run on the line. If the line ends, the robot will continue to travel in the direction of the previous line. If the line is too thin, the robot may deviate from the line, please make the line thicker (the thickness of the line should be a quarter inch). Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. Package List: 1 x Induction dinosaur robot 1 x Marker 1 x USB charging cable 1 x Instruction manual Note: Due to the different monitor and light effect,the actual color maybe a slight different from the picture color. Please allow 2-3cm differs due to manual measurement.