Magnetic cat door and dog door

Magnetic cat door or dog door .00 fitting extra. Flap 150mm x 170mm. Pet medium cat small dog. High impact plastic. Application glass fitting. The catwalk all new multi magnetic opening system will keep stray cats from entering your a small magnet is attached the cats collar which activates the multi magnets that operate the opening latch allow pet entry once the pet has entered the system will automatically close the latch preventing entry by stray cats. The multi magnetic system has a similar action that of an electromagnetic door however does not have the problems associated with electromagnetic doors such as battery failure or electrical failure. No batteries are resulting in lower running costs by avoiding inconvenient battery replacement your pet will not be locked out or in due flat batteries or electrical failure. The door is manufactured from bayer tough high impact polycarbonate this high impact is also used for bullet-proof windscreens vests and aircraft windows a four w...