First Alert 1039879 Smoke (SA303) & Carbon Monoxide (CO400) Detector Combo Pack Category_Amp Accessories Channel Configuration 5/4/3/2 Channel

Channel Configuration 5/4/3/2 Channel

Use the phone to make and receive phone calls

1200 Watts Continuous - 2400 Watts Peak Power

Complete with Stainless Steel Mounting Hardware

Use it on metal

First Alert 1039879 Smoke (SA303) & Carbon Monoxide (CO400) Detector Combo Pack Category_Amp Accessories Channel Configuration 5/4/3/2 ChannelModel number SCO403; Bundles together a smoke alarm & carbon monoxide detector; Ionization smoke sensor reliably detects smoke from fast flaming fires; Electrochemical sensor accurately detects carbon monoxide; Battery operated alarms install easily without the aid of an electrician; Loud 85dB alarms; SA303 has 10 year limited warranty & CO400 has 5 year limited warranty; Includes 2 9V batteries & mounting bracket;