Description_x005F_x005F_x005F_x000D__x005F_x005F_x005F_x000D_It is a teaching aids toy, adopts scientific design, a great toy for kids, not only can enjoy themselves, but also can learn some scientific knowledge, and improve their hands-on ability also. It can attract the kid& 39;s attention to enjoy the fun of playing._x005F_x005F_x005F_x000D__x005F_x005F_x005F_x000D_Features_x005F_x005F_x005F_x000D__x005F_x005F_x005F_x000D_- Color:As Shown._x005F_x005F_x005F_x000D_- Material:Plastic._x005F_x005F_x005F_x000D_- Size:8.00X4.00X11.00cm/3.14X1.57X4.32inch._x005F_x005F_x005F_x000D_- Battery: 2AA batteries (not included)._x005F_x005F_x005F_x000D_- Made of premium quality materials, safe, practical and durable to use._x005F_x005F_x005F_x000D_- It can easily arouse children& 39;s interest in scientific physics experiments._x005F_x005F_x005F_x000D_- The product has very smooth edges in result in No scratch injure for kids hand._x005F_x005F_x005F_x000D_- Give full play to children& 39;s imagination and promote children& 39;s intellectual development._x005F_x005F_x005F_x000D_- Creative and vivid traffic lights toy model kits can effectively help children improve safety awareness.Packing list1 set x kids toy