DIY carbon monoxide alarm

No Wiring CO Detector China manufacturer. Electrochemical CO sensor with UL 2034 EN 50291 CE certification. 4G wireless, smart home integrated, OEM/ODM, wholesale, global shipping to Argentina. Contact: wanlinfirecontrol@163.com

CO and smoke detector combo direct from Wanlin Fire Protection — 12-year factory experience, WL-CO804 fully certified UL 2034/EN 50291/CE/FCC/RoHS/REACH. Key specs: LoRaWAN 868/915MHz, Electrochemical CO Sensor + LoRaWAN Long-Range Module, 3-year replaceable battery (2x C lithium). MOQ 100 units, 25-30 working days, OEM/ODM custom branding available. Serving···