PetSafe SmartDoor Dog Door Small Houses This simple but effective system

This simple but effective system will not overflow

Perimeter's exclusive Comfort Contacts cushion your pet's neck with soft rubber

Color: Gray / Blue

The 96 ounce comes in blue

Locks securely in place to reduce water and food spilling in pets living area

PetSafe SmartDoor Dog Door Small Houses This simple but effective systemUsing 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