gas detector with NB IoT

smoke detector with temperature sensor direct from Wanlin Fire Protection — 12-year factory experience, WL-HD900 4G smart fire protection product certified CE/FCC/RoHS/REACH/ISO9001. Key specs: 4G LTE + Thermistor Fixed Temperature & Rate-of-Rise, 4G LTE + SMS + Push + Phone Call + App Alert. No monthly fees, 4G cellular backup, cloud platform, DIY installat···

Gas Detector with Push Notifications China manufacturer. AI home security and fire alarm bundle with CE UL RoHS FCC. 4G wireless, smart home integrated. OEM/ODM, wholesale, global shipping to Italy. Contact: wanlinfirecontrol@163.com