C&J Pet Supplies Stop Dog Barking Electronic Collar This high quality electric dog bark training collar device is humane, and harmless while at the same time will absolutely train your dog to stop barking. Recommended for dogs 15 lbs to 100 lbs. Simple user-adjustable sensitivity vibration according to your dog's barking and specific environments with 7 levels of shock corrections. This electric shock collar is light weight, and it's the perfect dog barking control device for those looking for a quality product at a cost-effective price Dog bark training does not need to be painful or cruel, expensive, or take a long time. With our gentle collar you can prevent your dog from barking quickly without hurting them. Get great results the humane way without breaking the bank - We are so confident you will get great results we offer our no questions asked LIFETIME GUARANTEE - Get yours NOW.