PetSafe SmartDoor Dog Door Large Litter Boxes Reduces pulling on the leash

Reduces pulling on the leash

Clean with mild soap and water

comfortable

it automatically locks back into place

Its vibration and tone prompts call attention to unwanted behavior with a harmless deterrent signal that your dog can easily understand

PetSafe SmartDoor Dog Door Large Litter Boxes Reduces pulling on the leashUsing 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