WiFi

Source 2 in 1 Smoke Heat Alarm directly from Wanlin Fire, a leading Chinese manufacturer of Industrial Smoke Heat Sensor. Product highlights: Explosion-proof ATEX, 4-20mA output, -40°C~+85°C, SIL2 rat

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