Model: SD03UL Smoke Alarm Detector is a photoelectric smoke alarm device.The use of optoelectronic technology is more sensitive to the detection of slow smoldering fires, which are generally thick and dark and may be smoldering a few hours before the expl
Model No.: SD04​Featuring a low-profile and contemporary design, the X-SENSE Smoke Gas Alarm Detector with 10-year battery provides complete family protection.