【Worry-free After Sale Service】Hope our products will bring you more happiness. If there is any issue, just let us know then we will make a satisfying solution special for you. 【Various User-friendly Designs】Features bump and go, where the toy changes direction when bumped into an obstacle, it will guide babies in a safe direction and develop spatial awareness. The anti-skid wheel is designed to keep him in place for the baby to play with. And there are two switches are separated on the bottom of toys for different functions, one for crawling and learn mode switch, and the another one for volume adjustment, which is perfect for different needs. 【Encourage Baby Practice Crawling and Walking】Modes Switch(STOP→GO). Practice makes perfect, and the adorable toy that move with them make practice way more fun. The soft lights, a variety of cheerful music and dinosaur sounds as well as waddling movement of the dinosaur attract baby and encourage them practice crawling and keep moving. It requires 3AA batteries and battery not includes. 【Develop Cognitive and Learn to Speak】Modes Switch(STOP←GO). The process of cognitive and language development starts at home and it will be fun with this talking toys. It has 6 large colorful buttons are easy to press to help develop fine motor skills, cause and effect and teaches babies ABC, 123, shapes, animals names, sounds and much more at playtime for expand your child’s vocabulary and encourage them to start speaking more and more. 【Safe and Durable】This dino baby musical toys for 12 Months and up features high quality material construction, safety round corner design, polished smooth edges, burr-free, non-toxic, unbreakable and strong enough to withstand chewing and large enough to avoid choking hazard. Besides, it has battery cases that secure with screws so that kids cannot pry it open.