First Alert Hardwired Ionization Interconnectable Smoke Alarm

The SMI100-AC hardwired interconnect smoke alarm with battery backup meets industry standards utilizing First Alert's Precision Detection advance sensing technology. Precision Detection provides advanced protection early warning as well as a reduced number of nuisance cooking alerts. This hardwire smoke alarm is easy to install and replace existing alarms with no need to rewire. Plus interconnect compatible alarms to create a whole home alarm system to help provide an early warning.

• Precision Detection advanced sensing technology
• Complies with industry standards to reduce cooking nuisance alarms
• Provides early warning in the event of a home fire emergency
• Through early warning interconnect, when one alarm sounds, all compatible alarms will sound
• Battery backup provides continuous protection during power outages
• Alarm indicator visually identifies the unit that initiated the alarm
• End-of-life warning lets you know when its time to replace the alarm