PcEoTllar Dog Bark Collar for Large Medium Dogs, Rechargeable Anti Barking Device Dog Training Collar No Shock Waterproof Pet Bark Control Device

About this item【Safety No Pain No Shock Dog Bark Collar】 - Our collars work in a combination of sound and vibration to train the dog, harmlessly and effectively. The machine detects when the dog barks and gives a beep warning for 1.5s. After 3 times sound warnings, if the dog continues barking, the anti bark collar will be combined sound with vibration, which makes the dog realise that barking is wrong (the sound/ vibration will not be stopped if it barking) and the dog learns to control barking.【Rechargeable Stop & Anti Barking Collar】 - Rechargeable to make it more convenient and save time and money for dog owner, while also protecting the environment. Get a full charge in 2-3 hours, can last for 14 days of use after full charge.【7 Levels Sensitivity Adjustment】 - 7 levels of adjustable sensitivity, different dogs have different levels of barking, so we set different sensitivity levels. The higher the sensitivity level set by the barking collar, the more sensitive the dog bark w