DURABLE: This blue smiley phone bell is made of metal and durable. It also provides a crisp and clean sound. It also has a scratch-resistant base so you don't have to worry about it scratching your surface Pleasant sound: Makes a beautiful "ding" sound Loud and clear, great for grabbing someone's attention without disturbing other guests or those in the surrounding area Smiley: The smiley face on this call bell adds a nice, fun and friendly feel to your business Smiley faces lift guests' spirits and make them happier Versatile: Widely used in many different areas such as medical and industrial practices, home health care and nursing homes and long term care facilities, bedridden people, customer pickup in warehouses, shops, hotels and restaurants, any customer service, teachers and classrooms, It can even be used as a dog training bell. Size: 8.5*6.5cm, the small size makes it very portable, easy to move from one room to another