nb iot co alarm

China carbon monoxide alarm manufacturer and export supplier for carbon monoxide detectors, CO alarms, CO monitors and carbon monoxide sensors. Wanlin Fire supplies standalone and interconnected units, battery operated and mains powered alarms, 10 year sealed battery configurations, WiFi, Zigbee, Z-Wave, 4G LTE, NB-IoT and LoRaWAN connected alarms, combinati···

CO detector compliance direct from Wanlin Fire Protection — 12-year factory experience, WL-CO802 fully certified UL 2034/EN 50291/CE/FCC/RoHS/REACH. Key specs: Addressable Loop + 4G LTE Backup, Electrochemical CO Sensor + Addressable Protocol, Loop powered + 24h backup battery. MOQ 100 units, 25-30 working days, OEM/ODM custom branding available. Serving 60···