CO detector for apartment

photoelectric smoke detector direct from Wanlin Fire Protection — 12-year factory experience, WL-FACP-4G 4G smart fire protection product certified CE/FCC/RoHS/REACH/ISO9001. Key specs: 4G LTE + WiFi + RS485 + Addressable Loop (256 Devices), 4G LTE + WiFi + Ethernet + RS485 + SMS + Push + Phone Call + App + Cloud Platform. No monthly fees, 4G cellular backu···

UL 2034 certified CO alarm 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 (Ultra-Low Power), 10-year sealed lithium battery (non-replaceable). MOQ 100 units, 25-30 working days, OEM/ODM custom branding available. Serving ···