Lot 5 Photoelectric Smoke Detectors interconnectable

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  • Works great 140  

    Lot 5 Photoelectric Smoke Detectors interconnectable
    Any sensor can start the other. They actually sound in the presence of smoke. They continue to sound until one of them is exposed to smoke. Ringtones stop about 30 seconds after the disappearance of the smoke. Disadvantages: these detectors are a lit
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  • RAS except that c is really very ugly  

    Lot 5 Photoelectric Smoke Detectors interconnectable
    It is very ugly but it's mandatory (the model is thicker and heavier than some models), I do not know if it is effective in smoke but the timing system is very good, I've been to all the floors, c is really very ugly when you have beautiful ceilings
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  • satisfied for now. 1  

    Lot 5 Photoelectric Smoke Detectors interconnectable
    This product was surprisingly cheap and is no longer available. One may ask why? ?. I have installed one in each room. Hopefully that is reliable over time.
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  • perfect 14723 1  

    Lot 5 Photoelectric Smoke Detectors interconnectable
    fast delivery and proper packaging. the sensors work well (test on smoke) and are connected together. the instructions are clear limit on programming. we must put the master switch on the green position and other red and that's it. Finally, the desig
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