The First Alert SA320CN Dual-Sensor Smoke Alarm combines photoelectric and ionization technologies for increased safety. This smoke alarm detects both slow-smoldering and fast-flaming fires, providing a vital second line of defense in your home. The unit features a voice alert that announces the type of danger detected, helping you respond quickly.
Battery-operated for easy installation, this smoke alarm won’t need hardwiring and includes a sealed lithium battery that lasts up to 10 years, eliminating the need for frequent battery replacements.
First Alert SA320CN Dual-Sensor Smoke Alarm with Voice Alerts