Petsafe Electronic Smart Key Collar PAC19-15793 - Anti Lost Tracking Device Pet
Replace a SmartKey™ or add more pets to your PetSafe® Electronic SmartDoor™. You can add up to 5 pets to your SmartDoor™. Door Compatibility - Works with all sizes of the PetSafe® Electronic SmartDoor™; not compatible with the SmartDoor™ Plus.