First Alert Carbon Monoxide Alarms - Feature Chart
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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 |
- | - | - | - | - | - |