0827B 10-Year Sealed Lithium Battery Ionization Smoke Alarm

The First Alert 0827 Sealed Ionization Smoke Alarm features a 10-year sealed lithium battery, eliminating the need for battery replacements during the lifetime of the alarm. This fire detector with ionization sensor has a tamperproof design, a mute feature, a power LED and alarm indicator, end of life warning, and single test button.

• Includes smoke alarm status LED indicator, end-of-life signal, and test/silence button
• Smoke detector with built-in 10-year 3-volt lithium power cell
• Ionization sensor for efficient smoke detection
• Complies with current 10-year legislation in states/cities where required
• Tamperproof design prevents batteries from being removed