4Pet PET-758 Advanced No Bark Dog Training Collar &ndash; Pet Friendly, Pain Free Stimulation &ndash; Warning Sounds and Static Shock &ndash; Adjustable Comfort &ndash; Pets 10-100 lbs. &ndash; Includes Audible Clicker Because You Love Your Dog But Can't Get Them Stop Barking ConstantlyImproved Pet Safety  Unlike choke chains or heavy duty shock collars that cause your dog physical or emotional pain, our training collars are safe on your pets and hair so they can train with confidence. Avoid Sleepless nights  Train your dog not to bark at every random noise outside Your door and get a great sleep at night . Adjustable Stimulation  Fine tune your dogs training needs using seven distinct sound and vibration sensitivity settings. This makes our dog collar great for small to medium sized canines with different barking habits. Cruelty Free Training  The 4pet No Bark Collar is designed to be completely pet safe! By giving dogs subtle, but easy-to-follow training cues, pups can stay focused and learn each time their collar makes a sound or vibrates. Battery Operated  4pet No Bark Collars are made of premium nylon and are easy to adjust for dogs weighing 10-35 lbs. Better yet, theyre 6-volt battery operated so its easy to keep it powered up and working efficiently. Additional Training Support  To further enhance your dogs training ability, weve also included an audible clicker that can be used with dog treats to help teach them tricks and movements, like sit, stay, lie down, roll over and more!