This toy is a novelty electric magnetic toy, which swaying walk when you turn it on. It is magnetically attracted back and forth, and other shapes of this toy will attract each other and move forward in a row. It is made of sturdy material, even if it is accidentally dropped on the ground, it is not easy to break. Features - Material: Plastic - Size: 10.00X8.00X7.00cm/3.93X3.14X2.75inch. - Note:The product does not contain batteries, it needs to be equipped with 2 AAA batteries. -Small in size and light weight, your kids can easily grip and hold it. -It is made of premium material, which makes the toy safe, lovely and durable. -This toy is safe, smooth and comfortable, without parts to hurt your baby. -Perfect gifts for kids, promoting kid's ability of cognizance, hand-on ability, etc. -It comes with creative animal appearance, which is easy to develop the kid's interest.