fire detector for train station

wireless interconnected fire alarm direct from Wanlin Fire Protection — 12-year factory experience, WL-CO800 4G smart fire protection product certified CE/FCC/RoHS/REACH/ISO9001. Key specs: 4G LTE + Electrochemical CO Sensor, 4G LTE + SMS + Push + Phone Call + App + Voice Alert. No monthly fees, 4G cellular backup, cloud platform, DIY installation. MOQ 100 u···

4G remote fire monitoring direct from Wanlin Fire Protection — 12-year factory experience, WL-SM600 4G smart fire protection product certified CE/FCC/RoHS/REACH/ISO9001. Key specs: 4G LTE Cellular + Photoelectric Smoke Sensing, 4G LTE + SMS + Push + Phone Call + App Alert. No monthly fees, 4G cellular backup, cloud platform, DIY installation. MOQ 100 units, ···