home security system with extra door sensors

Door Sensor for Short Term Rental China manufacturer. 4G smart fire safety system with CE UL EN54 RoHS FCC. IoT fire detection, cloud platform, wireless interconnect. OEM/ODM, wholesale, global shipping to Malaysia. Contact: wanlinfirecontrol@163.com

smoke detector with home automation direct from Wanlin Fire Protection — 12-year factory experience, WL-HS104 certified CE/FCC/RoHS/REACH/ISO9001/NFPA 72. Key specs: 4G + WiFi + Zigbee + Motorized Valve Control, 4G + WiFi + Zigbee + SMS + Push + Phone Call + Voice. No monthly fees, 4G cellular backup, DIY installation, expandable to 50-100+ sensors. MOQ 100 ···