Infra red signals are electromagnetic rays having a wavelength lower than that of visible light and cannot therefore be seen.
Infrared pet door.
Cat pushes open the flap and enters 6.
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Going from the inside out an infrared proximity sensor detects the presence of an animal if within about 10 inches and unlocks the door.
Ideal pet extra large ruff weather pet door.
4 4 out of 5 stars 7 787.
Timer ensures that door stays unlocked long enough to give cat a chance to respond 5.
Ideal pet products tall aluminum modular pet patio door adjustable height 93 3 4 96 1 2.
A small cat flap to the back yard and a large dog door accessing a dog run.
Petsafe freedom aluminum patio panel sliding glass pet door for dogs and cats adjustable frame.
Flap falls back activates hall effect sensor and the door locks 7.
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We also offer electronic doors that operate on infrared or ultrasonic transmitters.
The infrared cat door keeps other animals out and is a great option when other cats in neighborhood use magnetic collar tags.
Your pet collar key transmits a digital coded infra red signal which is decoded when the key comes within range of your pet door permitting only pets.
More buying choices 106 76 7 used new offers sureflap dualscan microchip cat door.
Designed for maximum energy efficiency and ultimate durability in the harshest weather the all climate ruff weather doors give your large furry friend access to shelter day and night whether they face blazing heat pounding rain or freezing cold.
Pet doors with infrared locks open only when a collar mounted device transmits the correct code to the latch s receiver allowing owners to have multiple flaps that different pets can use e g.
Either type can be used to selectively allow one pet outside access while.
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A good example of this is the high tech power pet door an automatic door that offers access control for small and large dogs the door opens for your pet s ultrasonic collar key which does tend to be a little larger than the others about the size of a shock collar and requires a small battery the same type.
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Infra red signals are electromagnetic rays having a wavelength lower than that of visible light and cannot therefore be seen.
