Why Choose DOG CARE Anti Bark Collar? </br>1. 2 Smart Training modes: More intelligent shock collar for dogs, provide more options to train your dog. </br>2. 5 various sensitivity levels: Choose more suitable sensitivity levels for your dogs, best humane no shock bark collars for your dogs. </br>3. Stop Barking with Scientific Progress: The strength of beeps and vibration will arise according to the sound of bark. </br>4. Comfortable strap and vibration Prong: Adjustable strap and Strong-designed Prongs, this bark collar no shock more suitable for dog of all sizes, make your pet more comfortable. </br>5. Safety protection mode: Auto-off protection system will start when working status has gone through 7 times which will make your pet take a break comfortably. This bark shock collar is your good choice.