- Train your dog to bark less with our adjustable collar featuring 7 levels of sensitivity. This effective behavior modification tool allows you to customize the response to your dog's needs, making it suitable for various barking issues. - Convenient USB charging ensures you won't be left without power. Easily recharge the collar and keep it operating whenever you need it. - The collar is designed to be compact and lightweight, providing a comfortable fit for your dog. Its ergonomic design makes it easy for your pet to wear throughout the day without discomfort. - Compatible with both small and large dogs, this adjustable collar fits a variety of breeds perfectly, ensuring effective training for every size. - Equipped with a built-in lithium battery, the collar offers long standby time, so you can rely on it for continuous use during training sessions. Use scenarios: 1. Perfect for dog owners who want to reduce excessive barking during walks, helping to create a more enjoyable experience for both the owner and the pet. 2. Ideal for training at home, where you can manage barking that disrupts household peace, making it easier for you and your family to relax. 3. Suitable for use in public spaces or parks, ensuring your dog behaves well around other people and dogs, fostering a calm environment.