PetSafe Dog Bark Control CollarThe PetSafe Dog Bark Control Collar is simple to use and does not require any programming. It comes with a progressive correction feature that automatically increases the static correction level if your dog doesn't stop barking. This safe and effective collar will teach your dog to cease its incessant barking. It runs on a PetSafe RFA 67 battery (included). Features: Suitable for dogs weighing 8 pounds and up 6 adjustable levels of static correction,