NB-IoT CO Detector China Supplier 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 Egypt. Contact: wanlinfirecontrol@163.com
CO detector for home exchange direct from Wanlin Fire Protection — 12-year factory experience, WL-CO801 fully certified UL 2034/EN 50291/CE/FCC/RoHS/REACH. Key specs: WiFi + Bluetooth 5.2, Electrochemical CO Sensor + Temperature Compensation, 10-year sealed lithium battery. MOQ 100 units, 25-30 working days, OEM/ODM custom branding available. Serving 60+ co···