1.After driving for a period of time, the car will start to rotate, accompanied by the lights and music of the vehicle; 2. Drive in the direction of the universal wheel, with a universal wheel device at the bottom, free to drive without fear of obstacles; 3. Built-in LED colored light, the light is soft and not dazzling, and protects children's vision development; 4. The bottom is equipped with universal wheels, when it encounters an obstacle, it will automatically change the forward direction and continue driving.