NB IoT Gas Alarm

hospitality smoke alarm — Wanlin, 12-year Chinese smart fire detector manufacturer, WL-GA200 (4G Smart Combustible Gas Detector) certified UL/CE/EN54. Catalytic/Electrochemical Sensor + 4G LTE + IoT Cloud + Valve Control + LCD. 10-year battery, 4G/NB-IoT/LoRaWAN, OEM/ODM from 500 units, factory direct pricing 50-70% below Western brands.

NB-IoT gas alarm direct from Wanlin Fire Protection — 12-year factory experience, WL-GA205 4G gas detector certified CE/EN50194/UL2075/FCC. Key specs: Infrared Gas Sensor + LoRaWAN Long Range + Low Power + Dual Communication, LoRaWAN + IoT Gateway + Cloud Platform + Long Range (up to 15km) + 4G Cat.1 Backup + Battery Optimized. Catalytic/infrared sensor, sol···

gas detector France direct from Wanlin Fire Protection — 12-year factory experience, WL-GA207 4G gas detector certified CE/EN50194/UL2075/FCC. Key specs: Catalytic Gas Sensor + Voice Alert + 4G Cat.1 + Smart Home Integration + WiFi/BT, 4G LTE Cat.1 + WiFi + Bluetooth + Cloud Platform + Voice Prompt + Smart Home Hub + SMS/Push + Valve Control. Catalytic/infra···

oven temperature monitor direct from Wanlin Fire Protection — 12-year factory experience, WL-SG500 fully certified CE/FCC/RoHS. Key specs: WiFi/Zigbee wireless, 8s alert push via APP/SMS/Audible + Auto Gas Shut-Off, AC Powered + Battery Backup

panic button for seniors direct from Wanlin Fire Protection — 12-year factory experience, WL-SG500 fully certified CE/FCC/RoHS. Key specs: WiFi/Zigbee wireless, 8s alert push via APP/SMS/Audible + Auto Gas Shut-Off, AC Powered + Battery Backup