2 pk First Alert (SMICO100-AC + SMICO100) Smoke & Carbon Monoxide Alarm
1pk First Alert SMICO100 Battery Combination Smoke & Carbon Monoxide Alarm. 1pk First Alert SMICO100-AC Interconnect Hardwire Smoke & Carbon Monoxide Alarm.
1pk First Alert SMICO100 Battery Combination Smoke & Carbon Monoxide Alarm. 1pk First Alert SMICO100-AC Interconnect Hardwire Smoke & Carbon Monoxide Alarm.