1.Non-skid rubber bottom that the pet training bell comes with not only keep them in place on the floor, but also protect your floor from scratches.2.Don't need to install,just put the dog bell in any flat place.Easy to teach your puppy or kitten to hit the flat button with his paw or nose to ring.3.The potty training bell body is made of metal material with cute printed pawprints. Painted finish and prevent rust. The ringing is loud and clear but not driving you nuts.4.Portable, it can be carried with your puppy. And come with 1 extra training clicker for more interaction with you and your pets wherever you are indoor or outdoor.5.Pefect tool to treats game, potty training, housetraining and housebreaking for your pets, and it also can be desk call bells for stores, restaurants, bar and hotel.