First Alert SCO500B Wireless Interconnected Photoelectric Smoke and Carbon Monoxide Combo Alarm with Voice and Location

The First Alert SCO500B Wireless Interconnected Photoelectric Smoke and Carbon Monoxide Combo Alarm with Voice and Location detects smoke and elevated carbon monoxide levels and can work with compatible models to create a wireless alert system throughout your home (additional alarms sold separately). For those who want a comprehensive detection system without hiring an electrician or worrying about hardwiring, this battery operated CO smoke detector combo is an ideal solution. Wireless technology connects the detector with other compatible First Alert wireless enabled alarms in your home to create a wireless safety network. Up to 16 compatible alarms can communicate with each other and alert you when there is a problem across the house even in a different room or on a different floor. The photoelectric smoke sensor is designed to reduce false alarms from cooking smoke or shower steam while remaining sensitive to real danger. The advanced electrochemical CO sensor detects carbon monoxide leaks from multiple sources, including faulty fuel burning appliances. A loud 85 decibel siren is designed to wake event he soundest sleepers, and a voice alarm indicates where and what the threat is.

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Battery operated smoke and carbon monoxide alarm can be installed easily
Wireless interconnect uses radio frequency communication to connect the alarms, without any electrical wiring needed.
Connects multiple alarms together for wireless safety network (not z-wave compatible)
When your alarms are interconnected, they communicate with each other, forming an integrated system of protection for your home
When one alarm sounds, all alarms will sound
Voice alarm gives clear indication of what the danger is and where it is located