The First Alert SMI100-AC Hardwire Interconnect Smoke Alarm with Battery Backup meets new industry standards utilizing First Alert's Precision Detection advance sensing technology. 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.

• Brand Name: First Alert
• Power Type: Hard-Wired w/Battery Back-up
• Sensor Type: Ionization
• Product Type: Smoke Detector
• Packaging Type: Carded
• Test and or Reset Button: Yes
• Number in Package: 1 pk
• Warranty: 10 year
• With Plug Adapters