The First Alert SA511CN2-3ST Interconnected Wireless Smoke Alarm with Voice Location is designed to notify you of trouble with both an 85-decibel siren and voice notification. The battery-operated unit can be installed easil...

Buy Now From Amazon

The First Alert SA511CN2-3ST Interconnected Wireless Smoke Alarm with Voice Location is designed to notify you of trouble with both an 85-decibel siren and voice notification. The battery-operated unit can be installed easily, without wires or an electrician. The units communicate wirelessly with each other and sound the alarm together, providing an efficient and comprehensive warning solution for large areas or homes with multiple stories. The smoke detector features a photoelectric sensor designed to sense smoke but minimize the number of false alarms due to cooking smoke or shower steam.

  • 2 Pack. Battery-operated smoke and carbon monoxide alarm can be installed easily
  • Connects multiple alarms together for wireless safety network
  • Voice alarm gives clear indication of where the problem is located
  • Features photoelectric smoke sensor and electrochemical CO sensor. One button silences a false alarm and tests the unit
  • NOTE:Kindly refer to the user manual provided as a PDF manual in the product description section
  • 2 Pack. Battery-operated smoke and carbon monoxide alarm can be installed easily
  • Connects multiple alarms together for wireless safety network
  • Voice alarm gives clear indication of where the problem is located
  • Features photoelectric smoke sensor and electrochemical CO sensor. One button silences a false alarm and tests the unit
  • NOTE:Kindly refer to the user manual provided as a PDF manual in the product description section

Similar Products

First Alert Smoke Detector Alarm | Battery Powered with Wireless Interconnect | 2-Pack, SA511CN2-3STFirst Alert Hardwired Wireless Smoke Alarm with Photoelectric Sensor and Battery Backup, SA521CN-3STFirst Alert SCO501CN-3ST Battery Operated Combination Smoke and Carbon Monoxide Alarm with Voice LocationFirst Alert Wireless Interconnected Photoelectric Smoke and Carbon Monoxide Combo Alarm with Voice and Location, SCO500BFirst Alert Hardwired Talking Photoelectric Smoke and Carbon Monoxide Detector, BRK SC7010BVFirst Alert SCO500B (Series SCO500) ONELINK Battery Operated Combination Smoke and Carbon Monoxide Alarm with Voice Location *2-Pack*First Alert Dual-Sensor Smoke and Fire Alarm, Battery Powered, Frustration-Free Packaging, SA320CN