Pet Bark Collar - Safe Solution for Pets - Stop and Prevent Barking - Easy Training Device for Barking Dogs - Fits Small and Large Dogs - Emits Sound Not Electricity Our bark collar is not designed to be used for punishment but for correction of unacceptable behavior and training proper behaviors. It is lightweight and adjustable and waterproof so your dog can wear during his/her normal activities. NOTE: We recommend that you also introduce your dog to other positive and negative response training as part of a whole life enrichment program for your dog and you Our barking collar is suitable for dogs over 8 lbs, is feature rich with development focused foremost on safety correcting your dog's unacceptable behaviors but also with their safety in mind. It has 6 adjustable settings, auto safety shut off, With all the features of the Petsafe bark collar or Citronella bark collar, we bring in our stop barking collar in at a fraction of the price. Were able to pass on these saving directly to you. Our dog barking collar senses when your dog barks. Sound is transferred from the collar to the dog. The length of the sound is random, which interrupts the dog's bark. Your dog will quickly learn the association and stop the undesirable behavior. No harm to your dog. Only a high pitch sound that will distract them from whatever it is they are barking at RECOMMENDATIONS FOR USE: Ensure the collar is comfortably fitted to your dog; allow your dog to wear for a couple days before initiating behavioral correction; read and understand all operating instructions; start off with the lowest setting and gradually increase as needed until your dog begins to recognize the correction; use for as little time as needed. We back every purchase with our No Worries, Total Satisfaction Guarantee. If you don't see improvement in your dog's behavior and don't believe our stop barking collar is helping your improve your dog's problem, just return it for a 100% prompt refund of the purchase price. No Questions Asked.