SA511CN2-3ST Interconnected Wireless Smoke Alarm with Voice & Location

The First Alert SA511 Interconnected Wireless Smoke Alarm with Voice & Location Alerts is battery operated and features an 85-decibel alarm with voice alerts that tell you where the danger is located. A photoelectric sensor detects smoke while minimizing false alarms from cooking or shower steam. Interconnected smoke detectors in different locations are designed to work together, with one alarm triggering the others during a fire, helping to provide the earliest warning of fire for your family.

• Interconnected wireless detectors all sound when one is activated
• Photoelectric smoke sensor reduces false alarms
• Voice alarm tells you where the danger is, so you can choose the best evacuation route
• Battery-operated detector easily installs