5 PACK SITERWELL Hardwired Smoke Alarm Carbon Monoxide Detector Interconnected
SELF CHECK FUNCTION – This SITERWELL smoke detectors and CO combination detectors have a self-check feature that replaces manual testing. When a detector fails to work, it will notify you as soon as possible to ensure you are effectively protected.
3 PACK SITERWELL Hardwired Smoke Alarm Carbon Monoxide Detector Interconnected
SELF CHECK FUNCTION – This SITERWELL smoke detectors and CO combination detectors have a self-check feature that replaces manual testing. When a detector fails to work, it will notify you as soon as possible to ensure you are effectively protected.