This Heartbeat Simulator is a comforting item for children. It simulates a realistic heartbeat to provide a soothing effect, helping promote relaxation and support sleep. Made from safe plastic materials, it is designed to be gentle on sensitive skin. The built-in vibration mechanism produces a consistent heartbeat sound and can be easily operated with an on/off switch. Powered by 3 LR44 button batteries (included), it offers portable use. This device may also help comfort pets by providing a familiar rhythmic sound. Features - Color: Red - Material: Plastic - Size: 5.00 x 4.00 x 2.00 cm / 1.97 x 1.57 x 0.79 in - Battery: 3 x LR44 button batteries (Included) - Calms Pets: The simulated heartbeat sound may help soothe and comfort pets - Soothing Effect: Realistic heartbeat simulation helps create a calming environment - Supports Sleep: Gentle vibrations and lifelike sound can aid in helping children fall asleep - Safe Design: Constructed with child-safe, durable plastic materials - Easy Operation: Simple switch control for convenient use Package List 1 x Heartbeat Simulator