gas detector with WiFi

cloud connected smoke alarm 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 backup,···

home security system with energy management direct from Wanlin Fire Protection — 12-year factory experience, WL-HS101 certified CE/FCC/RoHS/REACH/ISO9001/NFPA 72. Key specs: 4G + WiFi + Zigbee Multi-Protocol Smart Hub, 4G + WiFi + Zigbee + SMS + Push + Voice Alert. No monthly fees, 4G cellular backup, DIY installation, expandable to 50-100+ sensors. MOQ 100 ···