For Installation : You can purchase 3 remote Cell from market and back side of toy open the zip under the toy box is available and put 3 cell in the box after put the cell close zipper and push button is available in left side of Foot and push the button breathing is start if you want to stop then press 5 time this push button then breathing is stop. if any query call us 9990973351 Feature highlights: This Teddy Creative Light-Up Electric Plush Baby Doll Toy is made of super soft plush and PP cotton filling, offering a soothing and stress-relief experience. With a height of 30cm,it is perfect for children aged 5 to 7 years. Its light-up feature and unisex design make it ideal for party occasions and birthday gifts.