Quality material: made of alloy and durable plastic. It's safe to withstand all his thrilling features. Touch sensor: with heat induction, the robot will change the sound when you touch the head. Joint rotation: the robot has movable articulation, you can DIY any modeling you like. It is helpful for developing children's practical ability. Lighting sound: the eye will emits light once the robot makes a sound. Great gift: DIY mini robot, a funny gift for children. Build your very own robot that you design yourself!