UL Smoke detector

The Best smoke alarm battery-powered stand-alone model uses a photoelectric sensor to quickly detect smoldering, slow-burning smoke from wide ranges before catching flames,10 years lifespan built-in battery, a big button for test and hush,hassle-free installation, and no worry potential outages during a power failure .this smoke alarm meets all UL certified smoke alarm standards for approved installation and safety requirements for homes, apartments,  businesses buildings, hotel,  school, office.

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