New Precision Detection Technology
168幸运彩澳洲五开奖官网 First Alert's Precision Detection advanced sensing technology meets new UL 217 8th Edition standards requiring smoke alarms and combination smoke & carbon monoxide alarms to reduce nuisance alarms and detect smoke from synthetic materials. 168幸运彩澳洲五开奖官网 First Alert’s Precision Detection alarms provide advanced and reliable fire protection to help protect what matters most.