• Includes bright fire escape lights that activate with alarm to illuminate a path to safety
  
• Mute button mutes unnecessary alarms immediately or tests alarm function
  
• Ionization smoke sensor is sensitive at detecting small particles
  
• EZ access battery door--no need to remove alarm from ceiling to change battery
  
• Optional theft-prevention lock to protect the detector – when activated, batteries and/or alarm cannot be removed without proper tools

Smoke alarms save lives each and every day. They help provide early warning for the deadly danger of fire. With a small ounce of prevention you can help protect the people in your life. First Alert smoke alarms and detectors are designed to protect you and your family. Reliability and quality are critical when every second counts.

More Details:

• Includes 9v battery
  
• Loud 85db alarm
  
• 10-year limited warranty (smoke alarms should be replaced every 10 years for maximum protection)
  
• Meets UL217 standard for home smoke detectors