First Alert Carbon Monoxide Alarms - Feature Chart

First Alert Carbon Monoxide Alarms and Detectors Features Combo Smoke/Carbon Monoxide Alarms Photoelectric Sensing Technology Combination Explosive Gas/CO Alarms Talking Alarm Battery Operated Battery Backup
Onelink Wireless Talking Battery Operated Smoke & Carbon Monoxide Alarm
First Alert Smoke/CO Alarm SCO501CN-3ST
X X - X X -
Talking Combination Smoke and Carbon Monoxide Alarm
First Alert Smoke and CO Alarm SCO7CN
X X - X X -
First Alert Child Awakening Combo Smoke & CO Alarm with Voice Location, SC07CN-C
First Alert Smoke and CO2 Voice Alarm
X X - X - -
Combination Smoke and Carbon Monoxide Alarm
First Alert Smoke and CO Alarm SCO5CN
X X - - X -
Hardwire Combination Smoke/Carbon Monoxide Alarm with Battery Backup
First Alert Smoke/Monoxide Alarm SC9120B
X - - - - X
Combination Explosive Gas and Carbon Monoxide Alarm with Backlit Digital Display
First Alert Carbon Monoxide Alarm GCO1CN
- - X - - X
Battery Operated Carbon Monoxide Alarm with Backlit Digital Display
First Alert Carbon Monoxide Alarm CO410
- - - - X -
Basic Battery Operated Carbon Monoxide Alarm
First Alert Carbon Monoxide Alarm CO400
- - - - X -
Plug-In Carbon Monoxide Alarm with Battery Backup & Backlit Digital Display
First Alert Carbon Monoxide Alarm CO615
- - - - - X
Plug-In Carbon Monoxide Alarm with Battery Backup
First Alert Carbon Monoxide Alarm CO605
- - - - - X
Basic Plug-In Carbon Monoxide Alarm
First Alert Carbon Monoxide Alarm CO600
- - - - - -