FIRST ALERT SA304CN3 Smoke Alarm with Escape Light, 9 V, Ionization Sensor, 85 dB, Alarm: Audible, White

The First Alert SA304CN3 ionization smoke alarm with escape light is an ideal choice for essential smoke detection. This smoke detector uses ionization smoke-sensing technology with an enhanced smoke-gathering design that is great for detecting smoke from flaming fires. Convenient single-button operation lets you silence false alarms and test the alarm to ensure it is working.