Easy to use - combines two of the most popular dog training tools; A clicker and a whistle make it an essential training product. Simple button with obvious clicking sound. Equipped with an elastic wrist strap, you can place it on your wrist or clip it onto a belt or pants. Convenient for outdoor training. A scientific method for safely and effortlessly training your pet. Get faster training results - training has been proven to be effective. Training is a simple way to end bad behavior and teach good etiquette, toilet usage, and techniques. The clicker is not only suitable for dogs, but also for your cats, birds, and even horses. Not only can dogs be trained, but new behaviors such as sitting, picking, rolling, and lying down can also be trained for cats, birds, chickens, and sheep. For effective pet training, there will always be rewards after clicking. Multi functional - can be used to train your dog's basic obedience, and consistency is the key to obedience training. This clicker/whistle combination provides standard prompts to tell your dog that they are performing the correct behavior. Scientific training methods - By pressing a large button, this clicker will emit a clear and audible sound, which is a pleasant way to communicate with your cute pet. The water droplet shaped clicker is very light and comfortable to hold in your hand. The whistle provides additional flexibility by incorporating distance commands into training plans, such as distance "sit down" commands. Size: 4.1CM wide * 9.1CM high * 1.7CM thick Colors: black, red, white, blue (optional) Package includes: 1 * WhistleAttention: Due to manual measurement, please allow for a slight error. Please make sure you don't mind before bidding< br> 2. Colors may vary depending on the monitor, please understand< br> Attention: Hello, please pay attention to your shipping address when purchasing products. If your delivery information (such as name, street, house number, doorbell/email without name, etc.) is incorrect, the order will not be delivered correctly.