PetSafe SmartDoor White Dog Door Horse Health Products Advantage II Kitten is a

Advantage II Kitten is a vet-recommended

-LCD screen with 5-button navigation for easy programming

additional closing panel (sold separately) can be used for added insulation

moisture retention and hoof hardness

Formulated to lubricate the cartilage and increase synovial fluid levels in the joints

PetSafe SmartDoor White Dog Door Horse Health Products Advantage II Kitten is aUsing radio frequency technology, the SmartDoor reads the unique signal of a SmartKey worn on your pet's collar and triggers the battery power driven flap to unlock. When the SmartDoor no longer senses your pet's SmartKey, the flap automatically locks back into place. The SmartDoor can detect up to five programmed SmartKeys and also operates in two other modes: fully locked mode and unlocked mode. Locked mode does not allow entry or exit for any pet