Dual Sensor Smoke Detector direct from Wanlin Fire Protection — 12-year factory experience, WL-SM100 fully certified CE/EN54/FCC/RoHS. Key specs: RF 433MHz mesh, one triggers all, 100m distance, batte
Source 2 in 1 Smoke Heat Alarm 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 heartbea
Dual Sensor Smoke Detector direct from Wanlin Fire Protection — 12-year factory experience, WL-SM100 fully certified CE/EN54/FCC/RoHS. Key specs: RF 433MHz mesh, one triggers all, 100m distance, batte