explosive gas alarm

Propane Gas Alarm China manufacturer. Electrochemical CO sensor with UL 2034 EN 50291 CE certification. 4G wireless, smart home integrated, OEM/ODM, wholesale, global shipping to Qatar. Contact: wanlinfirecontrol@163.com

carbon monoxide alarm for construction site direct from Wanlin Fire Protection — 12-year factory experience, WL-CO805 fully certified UL 2034/EN 50291/CE/FCC/RoHS/REACH. Key specs: RF 433MHz Mesh + 4G LTE Backup, Electrochemical CO Sensor + RF Mesh Networking, 10-year sealed lithium battery. MOQ 100 units, 25-30 working days, OEM/ODM custom branding availab···

CO detector for public education direct from Wanlin Fire Protection — 12-year factory experience, WL-CO803 fully certified UL 2034/EN 50291/CE/FCC/RoHS/REACH. Key specs: NB-IoT (LTE Cat-NB1), Electrochemical CO Sensor + NB-IoT Low-Power Module, 5-year replaceable battery (2x AA lithium). MOQ 100 units, 25-30 working days, OEM/ODM custom branding available. ···