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. 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. 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. 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. 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. Using treats, motion for pet to hit bell. You can take up pet paw and put it on the bell. When pet ring it, then give verbal or physical praise before rewarding wih a treat. This will help it learn to work for praise rather than food. Continue practicing, repeat for three days ,as long as it press button,it will get praise and food. Note: 1.If you want to toilet train pet,change the step. 2.Putting bell by your door, whenever take pet out, teach it to ring the bell like step 1.Repeat to let it know your mean. Specifications: 7.2cm in diameter, 5cm in height, suitable for small dogs. Weight: about 78g