heat detector

Source Smoke Detector directly from Wanlin Fire, a leading Chinese manufacturer of Wireless Interconnected Smoke Alarm. Product highlights: RF 433MHz mesh, one triggers all, 100m distance, battery ope

Photoelectric Smoke Detector direct from Wanlin Fire Protection — 12-year factory experience, WL-SM700 fully certified CE/EN54/FCC/RoHS. Key specs: Dual-sensor smoke+heat, 80% lower false alarm rate,