PetSafe UltraSmart In-Ground Fence Receiver Collar 2013 Halloween Deal PetSafe UltraSmart In-Ground Fence Receiver Collar Best Halloween Description PetSafe (R) UltraSmart (R) In-Ground Fence Receiver Collar The rechargeable UltraSmart (R) In-Ground Fence Receiver Collar lets you add an unlimited number of dogs to your UltraSmart In-Ground Fence. Contoured for comfort, this collar is sleek and [...]