It is not safe for auto window/door when they close, so it is important of infrared photocell sensor.
Reflector photocell , working reaction time is 30ms. It’s easy install and only need connect wire for one side . Now it comes with cap on reflector side, better waterproof and anti-glare effect than before.
It connects with door receiver, install height is 20cm over the ground. When door close, there is some, dog, cat or other object pass and block the signal, according to receiver program, the door will stop or rebound.
More interests, welcome to inquiry us.
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