The Bastex Ultrasonic Anti Dog Barking Pet Trainer LED Light Gentle Chaser Style is a great way to help control your dog’s behavior. This product features an LED light that is visible only to pets, and a high-frequency sound that commands their attention. With this combination, you’ll have a powerful tool to keep your dog from barking. It’s easy to carry and store, and it’s a great way to keep your dog safe and quiet.