First Alert SA3210 Dual Sensor Smoke Detector with 10-Year Battery – Ionization and Photoelectric Technology

The First Alert SA3210 is a state-of-the-art dual sensor smoke detector that combines ionization and photoelectric sensing technologies to provide comprehensive fire detection. Photoelectric sensing excels at identifying smoldering fires, such as those from burning cigarettes or electrical malfunctions, while ionization sensing is highly effective at detecting fast-flaming fires, like kitchen fires or those involving flammable liquids. This dual sensor approach ensures early warning for various fire types, enhancing home safety. Powered by a long-lasting, 10-year lithium battery, this smoke detector eliminates the need for frequent battery replacements, ensuring continuous protection. The single test/silence button allows for easy testing and muting of unnecessary alarms. An end-of-life alert signals when the device needs replacement. The First Alert SA3210 meets UL217 standards and is backed by a 10-year limited warranty, making it a reliable choice for home fire safety. It includes mounting hardware for straightforward installation.