4G LTE cellular communication

4G LTE cellular communication manufactured by Wanlin Fire Control - professional smart fire safety solution for Vietnam and global markets. 4G/NB-IoT/LoRa connectivity, EN14604/EN54 certified, CE/RoHS/FCC, QCVN support. Factory-direct pricing, global shipping, complete export documentation. OEM/ODM available. Contact wanlinfirecontrol@163.com for bulk quotat···

forward scatter light detection direct from Wanlin Fire Protection — 12-year factory experience, WL-SFP200 smart fire detector certified CE/EN14604/EN54/UL217/UL268/FCC/QCVN. Key specs: Photoelectric Smoke Sensor + Electrochemical CO Sensor + NB-IoT Cellular Communication + Multi-Sensor Fusion, NB-IoT + IoT Cloud Platform + Dual Alarm (Smoke + CO) + SMS/Push···