Petsafe Radio Fence Ultralight Receiver Collar - $46.88

Add an additional receiver to your Radio Fence System if you have more than one dog in your house. Runs on long-lasting, user-replaceable 6-volt batteries (included). Collar adjusts from 6" to 28". Not recommended for dogs under 8 pounds. Indoor Radio Fence transmitter unit sold separately.Dimensions: 1" x 2" x 3/4".Weighs: 1.5 oz. - $46.88