This anti-barking training collar is perfect for dog owners looking for an effective way to train their furry friend. With vibration, static/shock, and ultrasonic control methods, this collar offers a range of options to suit your needs. It's also waterproof and rechargeable, making it a convenient choice for any pet owner. The GAJUX SP1 model is adjustable and features two packs, ensuring that you'll have plenty of training sessions with your pup. It's suitable for small, medium, and large dogs of any breed. With its flashing feature, you'll be able to easily see your dog's location during training. Invest in this high-quality bark collar today and see the difference it can make in your dog's behavior.