combination smoke and CO detector with voice announcement — Wanlin Fire, 15-year Chinese fire safety equipment manufacturer and combination smoke and CO detector exporter, WL-SC-500 certified UL 217/UL 2034/EN 14604/CE/RoHS. 10-year sealed battery, dual photoelectric + electrochemical CO sensor, voice alert, digital display, wireless interconnect. MOQ from ···
CO Detector with Pre Alarm Warning 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