concert hall smoke detector

Wanlin Fire - China source manufacturer for city hall smoke detector. Featured model WL-TH-IOT (Smart Wireless IoT Detector): Smart heat + smoke multi-sensor with LoRaWAN radio; EN54-7 A2 smoke + EN54-5 A1R rate-of-rise, dual algorithm; Local 85 dB sounder + LoRaWAN uplink to gateway and cloud; -10 to +55 deg C, 0-95% RH (tropical humidity rated). Full lineu···

Airbnb smoke detector direct from Wanlin Fire Protection — 12-year factory experience, WL-SM606 4G standalone smoke detector certified CCCF/GB 20517-2006/CE/UL 217/EN 14604. Key specs: Dual Wavelength Photoelectric + Infrared + Blue LED + 4G Cat.1 + Multi-Criteria Algorithm, 4G LTE Cat.1 + Cloud Platform + Multi-Criteria Detection + SMS/Push/Email + Remote D···