This is an electric dog toy, which is made of lint, electronic components and plastic material, and can walking or tail wagging to amuse people. You can also play with your child to your relationship with your child. This electronic dog is battery powered and can move around like a real, live pet. Features -Material: Lint, plastic and electronic components -Size: 18.50X8.50X8.50cm/ 7.27X3.34X3.34inch -Note: Battery is not included. (2 x AA Batteries) -Note: Different batches have a certain color difference. -The dog will do some kinds of different actions as long as you touch it, such as walking, barking. -Strict requirements on the production process as a whole, all materials used in toys are safe and environment-friendly, comfortable and supple, smooth without peculiar smell. -Adoption of simple and convenient design, it is very funny and interesting to use. -This electronic dog is battery powered and can move around like a real, live pet. -The lifelike, mechanical motion of our walking robot dogs is sure to brighten your day