Professional 4g iot smoke detector system manufacturer from China. CE UL FCC IC certified, exported to 200+ countries. Wholesale price, OEM ODM available. Contact: wanlinfirecontrol@163.com | www.wanlinfire.com
Fire Smoke Sensor direct from Wanlin Fire Protection — 12-year factory experience, WL-SM400 fully certified CE/EN54/FCC/RoHS. Key specs: LoRaWAN protocol, 2-5km urban range, 500+ devices per gateway,
Wanlin Fire Protection offers Integrated Smoke Heat Sensor (WL-SM800) for the Mumbai market: Smoke+Heat+CO tri-sensor, multi-gas detection, EN54-7/-5/-29 compliant, smart algorithm. Factory direct pri