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Detalji proizvoda
Features of product: adopting international advanced infrared photoelectric smoke detection technology and intelligent microprocessor control, built-in infrared countertube, when the smoke enters the optical labyrinth, receiving infrared light through refraction, reflection, receiving tube, smart alarm chip judging valve value, automatically excluding smoking, mosquito smoke and other non-fire smoke, high stability. YL-009 alëu bï ya alarm ye looi.

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