Durable materials: The children's robot cart is made of ABS and PP materials, which is safe and reliable, strong and lightweight, and not easy to crack and fade.19-inch control length: With a 2.4GHz remote control (batteries not included), you can control transforming robot toys up to 19 inches. Kids can play with multiple people without disturbing their siblings or friends.Exercise hand-eye coordination: Retrofitting robot car toys can improve your hand-eye coordination and fine work skills. Have fun while learning your skills.Easy to operate: At the touch of a on, the transforming car becomes a robot. Other ons allow the robot to run, and the robot's remote-controlled car is easy to control.Cute gifts: Robot cars are suitable as birthday gifts, holiday prizes, and party gifts for children and families over 5 years old.