Smoke Detectors
smoke detector
smoke detector
Please sign in to access more documents
Once signed in, you may be able to access additional documents for your account.
Overview
Photoelectric smoke detector is a device that can respond more to visible or invisible smoke particles and convert the change of smoke concentration at the detection site into electrical signals to achieve the purpose of alarming; this product is suitable for residential, shopping malls, hotels, Airports and other places.
