Premium quality combined smoke heat detector for hotel and restaurant. CE EN54 ISO9001 certified fire safety product. 12+ years manufacturing experience. Bulk discount for distributors. Visit: www.wanlinfire.com
Source Dual Sensor Smoke Detector directly from Wanlin Fire, a leading Chinese manufacturer of NB-IoT Smart Smoke Detector. Product highlights: NB-IoT ultra-low-power, 8-year battery life, daily heart