tamper proof CO alarm

CO Alarm with Concentration Display 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 USA. Contact: wanlinfirecontrol@163.com

CO detector for transportation terminal direct from Wanlin Fire Protection — 12-year factory experience, WL-CO804 fully certified UL 2034/EN 50291/CE/FCC/RoHS/REACH. Key specs: LoRaWAN 868/915MHz, Electrochemical CO Sensor + Long Range Radio, 5-year replaceable battery (2x D lithium). MOQ 100 units, 25-30 working days, OEM/ODM custom branding available. Serv···