2 Safe and Individually Adjustable Intensity Modes: The rechargeable anti-bark collar with 2 independently adjustable training modes (sound + vibration, sound + vibration + static shock), which can stimulate your dog to forget bad comments, without harming his health. Intelligent interference function: The dog training collar has been improved with a better activation system. There are 4 levels of adjustable sensitivity level. Adjusting the sensitivity level according to different environments can effectively protect the dog from unnecessary correction and train it more effectively. Easy to use and durable: the automatic collar does not require a remote control, and the function with two buttons is suitable for people who are not professional or who do not have much time to train their dog. After adjusting the sensitivity level, you need to put the collar on your dog. The battery takes 2-3 hours to charge, and provides up to 20 days of battery life. IP67 Water Resistant Collar: The