This easy-to-use Dog Training Push-Clicker Keychain helps is a convenient tool for obedience training. Use the clicking sound to help potty train your pup, teach your dog tricks, reward them for good behavior or help correct harmful or destructive habits. This durable click has a keychain attachment, so you can always have it on hand when taking your furry friend outside or in public places. This pet supply essential is perfect for home use or professional trainers. Also great for training horses, cats, and more! The traditional clicker sound will not scare your animal. Measures approximately 2"x1.25"x.45". Comes packaged on a hanging blister card.