Sentinel Battery Powered Smoke Alarm

Key Features:

• This smoke detector utilizes ionization sensing technology for more effective protection from a fire. It's easy to install and includes a test button to verify the detection electronics are working as intended. Also included with this smoke detector is a 3-year warranty.
  
• Battery operated (9-Volt battery included) easy installation and provides continuous protection even during power outages.
  
• Test button tests electronic circuitry, horn and battery function.
  
• Low battery indicator low battery warning chirp alerts user to change battery
  Discreet design 4 in. diameter.
  
• Smoke detector utilizes an ionization sensor to detect fire hazards and sounds an 85 db alarm when a hazard is detected.