First Alert SA305B Smoke Alarm, 9V Lithium Battery Powered w/ Silence Button

by First Alert
Sold out


About the First Alert SA305B Long Life Lithium Battery Powered Smoke Alarm with Silence Feature

If you are looking for a smoke alarm for your home that allows you to silence the unit quickly and easily in non-emergency situations, then the First Alert SA305B Long Life Battery Powered Smoke Alarm w/ Silence Feature is the product for you. This unit has a power source of a nine-volt removable lithium battery, which has a long life. This allows you to reduce the costs commonly associated with constantly replacing the battery in your smoke alarm.

The First Alert SA305B also features an ionization sensor, as well as two locking mechanisms. The unit locks the alarm to the base and the battery drawer. In addition, this unit is approved for recreational vehicle use.

The 10-year life lithium battery in the First Alert SA305B provides a great deal of value for users, and the unit has a temperature range of 40 to 100 degrees F and a humidity range of 10 to 95 percent relative humidity. It meets the standards of UL217 certification, and comes with a 10-year limited warranty from the manufacturer. 


  • Includes a 9-Volt Long-Life Removable Lithium Battery
  • Single Button Test/Silence
  • Ionization Sensor
  • Approved for RV use
  • Two Locking Features
  • Locks Battery Drawer and Alarm to Base
  • Can be used with BRK


  • Detector Type: Smoke
  • Sensor Type: Ionization
  • Power Source: 10 Year Lithium Battery
  • Temperature Range: 40°F to 100°F
  • Humidity Range: 10% to 95% Relative Humidity
  • Certifications: Meets UL217, Approved for use in RVs


10 year warranty through the manufacturer

You recently viewed

Clear recently viewed