PetSafe PIF00-12917 Stay and Play Wireless Fence Pet System for 3, 2 or 1 Dogs
Cat Litter Boxes. Pet Feeder. A limitless number of pets can be added to the fence as long as they are wearing a PetSafe Stay + Play Wireless Fence receiver collar. Compatible collars are the PIF00-12918, PIF-275-19 and IF-275.