NB IoT Gas Alarm

zero ODP gas detector direct from Wanlin Fire Protection — 12-year factory experience, WL-GA204 4G gas detector certified CE/EN50194/UL2075/FCC. Key specs: Catalytic Combustion Sensor + AI False Alarm Algorithm + 4G Cat.1 + Edge Computing + Multi-Sensor Fusion, 4G LTE Cat.1 + AI Cloud Platform + Smart Push + Predictive Maintenance + OTA Update + Valve Contr···

generator carbon monoxide sensor direct from Wanlin Fire Protection — 12-year factory experience, WL-GW700 fully certified CE/FCC/RoHS. Key specs: 4G/WiFi/Zigbee/Z-Wave wireless, 2s alert push via APP/SMS/Call/Push to Cloud, AC Powered + 8hr Backup