Features: This training clicker offers a safe and efficient way to train your pets. By pressing the button, the clicker makes a distinct and recognizable sound designed to get your pet's attention and become a familiar indicator of a well done. Features -Color: Green.-Material: ABS.-Size: 5.8x3.8x2cm/2.3x1.5x0.8inch.- It is not just a clicker training but also a whistle.- Develop your relationship with your pets through education and training.- The clicker can not only train the dog but also the cat, bird, chicken, sheep and even mouse.- The clicker training can train the pet's agility, basic obedience, small trick, and correct the bad behavior.- By pressing the button and the clicker makes a distinct and recognizable sound designed to get your pet's attention and become a familiar indicator of a well done.Packing list: 1 x pet training clicker