For a couple of dog homeowners, works with any Radio Systems / PetSafe In-Ground radio fence. Weighs handiest 1.5 oz. Uses RFA-67 battery (included).
Water resistant UltraLite receiver with adjustable collar
Replacement to In-Ground Radio Fence or further collar for an extra dog
Weighs simply 2.5 oz
Collar fits almost any dog
Includes RFA-67 battery and short probes for brief-haired dogs