The PetSafe range of dog training and containment products include some of the most innovative and effective solutions available. These include 3 types of electric dog fence, two of which are the Radio Fence, the wired version of the electric dog fences. Also available is a wireless dog fence, which creates a containment boundary for training your dog. Also included in the range are electric dog collars & bark collars. These items all have replacement parts available, such as batteries for the radio and electric dog fence collars and extra electric dog fence wire.