That means that if a dog or cat follows your pet inside through the door, they will not be able to go back out until your pet opens the door with the RFID chip on their collar key.
The Best Pet DoorMost pets hate flap doors! PlexiDor Pet Doors are long-lasting and beloved alternatives.
They have hinges, like a door, so there's no loud flap slap or flexible materials. They lock easily, and most models come with a steel security plate for additional security when you are away.
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