construction site fire alarm

Steel Structure Radio - Wanlin, a Chinese manufacturer and export supplier based in Shenzhen, China, builds wireless fire alarm and fire detection systems for multi-level commercial and mixed-use buildings, occupied retrofits, heritage and listed buildings, construction sites and temporary estates, industrial plants, warehouses, data centres, hospitals, scho···

manual self-test direct from Wanlin Fire Protection — 12-year factory experience, WL-SFP600 smart fire detector certified CE/EN14604/EN54/UL217/UL268/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) + 4G Cat.1 Backup + B···