This Heartbeat Box is the perfect gift for your child. With its ability to simulate a real heartbeat, your child will feel warm and comforted. The gentle and safe material is comfortable, ensuring that it won't harm your child's skin. The built-in vibrating heartbeat box make regular sound to help you coax kids into asleep.Features-Color:Red-Material:Plastic, electronic components-Size:5.00X5.00X2.50cm/1.97X1.97X0.98in-Power supply: 2pcs AAA battery(not include)-The realistic heartbeat simulation feature of this plush toy provides a comforting and soothing experience for children.-Made with soft and gentle materials, this toy is safe and comfortable for children to play with.-The built-in simulation heartbeat box adds an extra element of fun to playtime, making it more enjoyable for children.-This heartbeat simulator box can also be used as the stuffed animals inserting toy, to make your plush toy more lively.-The love heart shape design of this toy makes children feel loved, which make it a nice gift for kids.Packing list1 x heartbeat box