GSM CO alarm

CO Detector with OTA Update 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 Russia. Contact: wanlinfirecontrol@163.com

GSM CO alarm direct from Wanlin Fire Protection — 12-year factory experience, WL-CO808 fully certified UL 2034/EN 50291/CE/FCC/RoHS/REACH. Key specs: 4G LTE Cat.4 + WiFi 6 + Matter + Thread, Premium Electrochemical Sensor + LCD Display + Voice, AC powered + 72h backup battery + 10-year sensor life. MOQ 100 units, 25-30 working days, OEM/ODM custom branding a···

elevator CO detector 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 + Digital Display, 3-year replaceable lithium battery (2x CR123A). MOQ 100 units, 25-30 working days, OEM/ODM custom branding available. Serving 60+ count···