combination smoke and co detector

plug-in combination smoke and CO alarm — 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/ODM f···