Effective CommunicationThe dog bell is an effective and fun alternative to barking for your dog to communicate with you. It's an easy-to-use communication tool for dogs who prefer to ring a bell to get your attention. Loud enoughThe dog doorbell emits a clear and loud sound of the dog bell, easily audible from another room, even when the dog gently touches it. It is designed to withstand claws and paws from your pet. Works Perfectly The dog door bell is easy to install and use. Your dog can easily ring it by pressing the large flat button with his paw or nose. It is a great tool for potty training puppies and kittens. PortableThe pet dog bell is portable and lightweight, making it easy to carry with you and to use on the go. It is ideal for puppies or cats who need to learn to ask to go out or to eat. Easy Pet LearningWith a little practice and patience, the dog doorbell can help your dog learn to use it for going out, eating or potty training in about a week. It is a practical tool to improve communication between you and your pet.