This 10 Year Long Life Battery Smoke Alarm features a lithium battery. This battery-powered ionization sensor smoke alarm is most sensitive at detecting fast flaming fires. This alarm comes equipped with a Mute Button that serves the dual purpose of quickly silencing your alarm as well as testing its function. The easy-access battery door allows batteries to be changed without removing the alarm from the ceiling. 10-year limited warranty.
Model: First Alert Battery Operated Smoke Alarm
• Mute button, mutes unnecessary alarms immediately. It also tests alarm function with same button.
• EZ access battery door, no need to remove alarm from ceiling to change battery.
• Optional theft-prevention lock, when activated, batteries and/or alarm cannot be removed without proper tools.
• Ionization smoke sensor, optimal smoke detection from flaming fires long Life lithium battery included.
• Loud 85db alarm.