house CO detector 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 + Long Range Radio, 5-year replaceable battery (2x D lithium). MOQ 100 units, 25-30 working days, OEM/ODM custom branding available. Serving 60+ countries acr···
CO detector for enclosed patio direct from Wanlin Fire Protection — 12-year factory experience, WL-CO807 fully certified UL 2034/EN 50291/CE/FCC/RoHS/REACH. Key specs: Bluetooth 5.0 + 4G LTE (optional), Electrochemical CO Sensor (Compact), 2-year replaceable battery (1x CR123A). MOQ 100 units, 25-30 working days, OEM/ODM custom branding available. Serving 6···