PetSafe SmartDoor Plus Key for PetSafe SmartDoor Plus and Passport Pet Doors
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The PetSafe SmartDoor Plus Key works with the PetSafe SmartDoor Plus and Passport Pet Doors. They can be used for an additional pet using the door or as a replacement if your pet's SmartDoor Plus Key is lost. Worn on your pet's collar, the key uses radio-frequency identification (RFID) technology by signaling a unique code to the SmartDoor Plus or Passport door to operate as programmed for your pet. The SmartDoor Plus Key is about the size of a quarter and does not require batteries to operate. Each SmartDoor Plus and Passport door can program up to 20 SmartDoor Plus Keys.
Works with the PetSafe SmartDoor Plus and Passport Pet Doors for an additional pet to use the pet door or as a replacement if your pet's key is lost Each key uses RFID technology to send a unique signal to the pet door to operate as programmed for each pet Up to 20 SmartDoor Plus Key accessories can be programmed to the SmartDoor Plus and Passport Pet Doors Water-resistant for adventurous pets Includes 2 split rings to attach key to your pet's collar Keys are the size of a quarter with no batteries needed