smoke alarm with silence button

Wanlin Fire Equipment by Wanlin - China's leading source manufacturer of auditorium smoke detector. Smart smoke detection with 4G/NB-IoT/WiFi/LoRa connectivity, remote monitoring, cloud platform, 10-year battery. OEM/ODM. ISO 9001. CE FCC RoHS UL EN54 EN14604 certified. Contact +8613261677119.

smoke detector with LoRaWAN direct from Wanlin Fire Protection — 12-year factory experience, WL-IoT-GW 4G smart fire protection product certified CE/FCC/RoHS/REACH/ISO9001. Key specs: 4G LTE + WiFi + Ethernet + Modbus TCP + MQTT + REST API, 4G LTE Primary + WiFi Backup + Ethernet + Cloud Platform + API + MQTT + SMS + Push + Email. No monthly fees, 4G cellul···