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···

Smart CO Alarm with Sealed Battery 10 Year China manufacturer. UL 2034 and EN 50291 certified CO alarm with electrochemical sensor, 4G wireless monitoring, 10-year sealed battery, OEM/ODM, wholesale, global shipping to France. Contact: wanlinfirecontrol@163.com

Z-Wave CO alarm 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+ count···