The ingenious Magnetic Pet Door will help keep stray animals from entering your home. A small magnet is attached to your pet's collar, which activates the magnets that operate the opening latch to allow entry. Once your pet has entered the door will automatically close helping to prevent entry by strays.
No batteries are required, and your pet will not be locked in or out, due to dead batteries or power outages. The door is manufactured from Bayer tough high impact Polycarbonate. This high impact material is also used for bullet-proof vests and aircraft windows.
A four way manual locking system is provided to allow you flexibility with your pet's movements.
In-only position will allow your pet entry but prevent your pet from leaving. Out-only position will allow your pet to leave the house but prevent the pet from re-entry, it will also help to keep stray pet from entering. The locked position will prevent the pet from both entry and exit. The In and Out position will allow both entry and exit.
You can buy replacement magnets for your dogs collar if they are lost. (See Pet door replacement Collar Magnets)