smoke and CO alarm with AI smoke detection — 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 100 units, OEM/O···
false alarm reduction technology manufactured by Wanlin Fire Control - professional 4G standalone smoke detector with dual optical path photoelectric sensing. 4G Cat.1 connectivity, 3-year battery, EN14604/CCCF certified, 95dB+ alarm, 60sqm+ coverage. CE/RoHS/FCC compliance. Factory-direct pricing, global shipping, complete export documentation. OEM/ODM avai···