Interconnect Hardwired Ionization 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 cooking nuisance alerts. This hardwire smoke alarm is easy to install and replaces existing alarms with no need to rewire. Interconnect compatible alarms to create a whole home alarm system to help provide an early warning.