carbon monoxide alarm with battery backup

smoke and carbon monoxide alarm with battery backup — 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 uni···

smoke alarm for seniors direct from Wanlin Fire Protection — 12-year factory experience, WL-SF200 smart fire protection product certified CE/EN54/UL/NFPA 72/FCC/RoHS/REACH/ISO 9001. Key specs: Electrochemical CO Sensor + Catalytic Combustion Gas Sensor + 4G Communication, 4G + Cloud Platform + Solenoid Valve Output + SMS/Push/Email + APP Control. IoT cloud p···

smoke alarm for seniors direct from Wanlin Fire Protection — 12-year factory experience, WL-SF200 smart fire protection product certified CE/EN54/UL/NFPA 72/FCC/RoHS/REACH/ISO 9001. Key specs: Electrochemical CO Sensor + Catalytic Combustion Gas Sensor + 4G Communication, 4G + Cloud Platform + Solenoid Valve Output + SMS/Push/Email + APP Control. IoT cloud p···