First Alert SCO501CN-3ST Wireless Interconnected Combo Smoke & CO Alarm w/ Voice Alerts

The First Alert Combination Smoke and Carbon Monoxide Alarm with Voice Location detects both smoke and carbon monoxide. It is a wireless-enabled battery-operated interconnected detector that features an 85-decibel alarm plus a voice alarm to let you know where the danger is. This technology allows other compatible First Alert wireless enabled alarms located in several areas of your home to communicate with each other, alerting you to a problem early even when it’s on another floor. The combination smoke and carbon monoxide detector features a photoelectric smoke sensor and electrochemical carbon monoxide sensor.

• One button silences a false alarm and tests the combination detector
• Connects multiple alarms together for wireless safety network
• Battery-operated smoke and carbon monoxide alarm
• Features photoelectric smoke sensor and electrochemical CO sensor
• Voice alarm gives clear indication of where the problem is located

 Smoke particles of varying number and size are produced in all fires. For maximum protection, use both ionization and photoelectric sensing technologies. Ionization alarms are generally more sensitive to fast flaming fires and photoelectric alarms are generally more sensitive to smoldering fires.