EpicPet Premium Bark Collar - Vibration Correction No Bark Collar with Adjustable Sensitivity for Large, Medium, and Small Breed Dogs with Extra 6V Battery &#9989; HUMANE AND SAFE --&gt; Bark collar is designed to use audible tones first then progressively stronger vibrations. This version is engineered for those owners who do not want to shock their dog! Anti Bark Collar designed to be the best value on the market. Includes a supplemental product manual with photos to demonstrate use and includes troubleshooting steps. (E-mailed to you after the product ships) &#9989; LIGHTWEIGHT AND ADJUSTABLE --&gt; Effective for dogs weighing 5lbs to 150lbs. High Quality reflective nylon strap ensures a comfortable fit from a 5" to 24" neck and ensures nighttime visibility during walks to keep your pet safe. &#9989; NO SHOCK FOR PEACE OF MIND --&gt; New microprocessor recognizes your dog's voice pattern to prevent false corrections. The newest and most effective vibration bark collar on the market. Your furbaby is worth it! &#9989; ENJOY PEACE AND QUIET AGAIN --&gt; Click Add to Cart now to safely begin your journey towards bark free days with your new no bark collar! Get an extra 6V battery for a limited time! (A 6.95 value) Comes with our 30 day Satisfaction Guarantee! *For a limited time, get a bonus 21 page E-book with your purchase!* - Spring Promotion for a limited time while stock lasts. &#9989; MULTIPLE SETTINGS --&gt; Six adjustable levels of sensitivity, can use lowest effective setting for your dog's comfort and to adjust for a smaller dog's bark. Our no bark collar is powered by an easily replaceable 6V alkaline battery. New version has a constant beep "low battery" warning to remind you to change the battery.