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    First Alert   Battery Operated Smoke Alarm

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    • Description
      • Ionization smoke sensor
      • EZ access battery door
      • Batteries Included
      Model
      SA303CN3
      Internet/Catalog:
      202433882

      First Alert battery powered smoke alarm with mute feature silences nuisance alarms from cooking smoke or shower steam. Single button also tests alarm functions. Easy access front loading battery door: no need to remove alarm from ceiling to change battery. Ideal for Hallways, Bedrooms and Living areas. 10-year limited warranty. Meets UL standards.

      • Mute button
      • EZ access front loading battery door
      • Optional theft-prevention lock to secure the alarm
      • Ionization smoke sensor
      • 9-Volt battery included
      • Loud 85db alarm
      • 10-year limited warranty
      • Meets UL217 standard for smoke alarms
      • America's most trusted brand in home safety
      Info & Guides
    • Specifications
      Alarm Sensor Type :
      Ionization
      Alarm Type :
      Smoke
      Alarm/Detector Features :
      No Additional Features
      Commercial / Residential :
      Commercial / Residential
      Connector/Contact Type :
      None
      Included :
      Batteries
      Power Source :
      Battery
      Product Depth (in.) :
      4.34
      Product Height (in.) :
      1.9
      Product Width (in.) :
      4.34
      Returnable :
      90-Day
      Voltage (volts) :
      9
    • Reviews
      (6)

      Ratings & Reviews

      83% of customers recommend this product
      4.2
      Out of 5:
      5
      [4]
      4
      [1]
      3
      2
      1
      [1]
      QUALITY:
      VALUE:
      3.3
      3.3
      • Good product for the price
      • March 20, 2014
      • Recommended Product

      We have had this detector for over a year and we haven't had a single problem. Only once did it go off while cooking and that was while we were using the broiler. All in all for an inexpensive detector it does the trick for us.

      Pros Battery Length, Easy to Use, Loud, Clear Instructions, Nice Design, Easy Replacement, Easy Installation
      • DIY

      JoeJ

      Plymouth, MN
      35 to 44, Male
      2 out of 2 people found this helpful
      more details...
      By: JoeJ
    • Shipping & Delivery Options

      EXPRESS DELIVERY FROM STORE:

      Express Delivery from Store is available for items currently in stock at a The Home Depot store within a delivery ZIP code. A driver from a local store will deliver the item(s).


      Outside Delivery:  Service includes delivery to area outside the house which is accessible by delivery equipment.


      Threshold Delivery: Service includes delivery across your first doorway or threshold (ie. garage, backyard, deck, first room of the home).


    This item cannot be shipped to the following state(s): AK,CA,GU,HI,PR,VI

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