❤NO SHOCK COLLAR, HUMANE TRAINNING METHOD - Pet dogs are a main member in our family. Training him/her with a humane method is our best choice. NuoYo no bark collar with 7 safe vibration and sound levels, no harm dog training collar. Finally, you will be able to correct your dog's behavior with the best no bark control collar! ❤2018 UPGRADED INTELLIGENT DETECTION CHIP - Intelligent barking vibration detection chip prevents false triggering. The bark collar is only triggered by your dog's sound combined with the vibration. It won't be triggered by another dog's barking. THE BEST RECHARGEABLE BATTERY, 15 DAYS USAGE PER 1 CHARGE! ❤MULTIPLE TRAINING MODE - The dog bark collar has an adjustable sensitivity system and 3 training modes (beep/vibration/shock) with 0-7 adjustable grades. Shock mode and No shock mode are optional, effectively stop barking without hurting your dogs. ❤ADJUSTABLE ANTI BARK COLLAR -- High-quality nylon strap with reflective stripes is easily adjustable and this stop barking control collar is suitable for dogs weighing 11 to 110lb small medium large dogs. IPX7 water-resistant. ❤ONE YEAR WARRANTY ONE YEAR WARRANTY ensures your satisfaction. If our no-shock dog barking collar doesn't restore peace to your home, return it for a 100% refund of your purchase price. If your dog is very stubborn, the vibtration mode is not strong enough for your dog. You can try the shock bark collar.