✅BEEP VIBRATION DOG BARK COLLAR WITH MULTIPLE MODES: Humane dog anti-barking collar with Beep/Vibration modes and 0-7 grades adjustable sensitivity, more humane and much safer to stop the annoying barking and to correct your dog's behavior. ✅2018 UPGRADED ANTI-ERROR TRIGGERING FUNCTION: This dog no shock collar is with build-in smart barking detection chip, only your dog's barking can trigger the collar while other dogs' barking nearby can‘t trigger it. ✅RECHARGEABLE AND DIGITAL DISPLAY DOG TRAINING DEVICE: Time-saving and eco-friendly, with USB charging port, one hour of charge time gives you around 14-20 days of use, the digital tube displays the power and makes you understand the power and mode levels better. ✅DURABLE COMFORTABLE SILICONE COLLAR BELT: The comfortable durable silicone collar belt is 11.8-20.1inches in length and is adjustable according to your dog size. Note: Keep two finger distance between the neck and the collar to avoid being triggered by the shaking/moving/running etc. ✅100% QUALITY GUARANTEE: 12 month quality warranty supported since the date of your purchase of our Dog Bark Control Collar. Buy it with confidence!