smoke detector with temperature sensor

surface mount smoke detector direct from Wanlin Fire Protection — 12-year factory experience, WL-Kit-4G 4G smart fire protection product certified CE/FCC/RoHS/REACH/ISO9001. Key specs: 4G LTE + WiFi + Zigbee Multi-Protocol Hub with 15 Sensors, 4G LTE + WiFi + Zigbee + SMS + Push + Phone Call + App + Voice + Cloud Platform. No monthly fees, 4G cellular backu···

gas detector for school direct from Wanlin Fire Protection — 12-year factory experience, WL-HS102 certified CE/FCC/RoHS/REACH/ISO9001/NFPA 72. Key specs: 4G LTE + WiFi + GPS Medical Alert Integration, 4G + WiFi + GPS + SMS + Phone Call + Push + Two-Way Voice. No monthly fees, 4G cellular backup, DIY installation, expandable to 50-100+ sensors. MOQ 100 kits,···