sensor failure alarm direct from Wanlin Fire Protection — 12-year factory experience, WL-SFP600 smart fire detector certified UL 217/UL 268/UL 2034/UL 864/CE/EN14604/EN54/FCC. Key specs: Fixed Temperature + Rate-of-Rise Heat Sensing + LoRaWAN Long Range + Ultra-Low Power + Dual Communication, LoRaWAN + IoT Gateway + Cloud Platform + Long Range (up to 15km) ···
First Alert smoke detector alternative manufactured by Wanlin Fire Control - professional 4G standalone smoke detector with dual optical path photoelectric sensing. 4G Cat.1 connectivity, 3-year battery, EN14604/CCCF certified, 95dB+ alarm, 60sqm+ coverage. CE/RoHS/FCC compliance. Factory-direct pricing, global shipping, complete export documentation. OEM/OD···