Quell Photoelectric Smoke Alarm 10-Year Battery With Hush Button. This Photoelectric Smoke Alarm Is Suitable For Detecting Slow, Smouldering And Other Fires Which Produce Large Particles Of Smoke, Such As Those Produced By Burning Foam, Rubber, Cigarette Smoke Or Other Synthetic Materials. It Is Recommended That Photoelectric Smoke Alarms Are Installed In Each Bedroom, In Corridors And Hallways That Lead To Exits And The Living Area.
Features:
Long life 10 year battery (non removable, tamper proof)
Low battery warning alert
End-of-life warning will indicate alarm is in need of replaced