Photoelectric Smoke Alarm China manufacturer. Smart fire safety with multi-sensor fusion, AI false alarm elimination, 4G+WiFi dual communication, IoT cloud platform. QCVN & EN54 certified. OEM/ODM, wholesale, global shipping to Italy. Contact: wanlinfirecontrol@163.com
Fire Smoke Sensor direct from Wanlin Fire Protection — 12-year manufacturer, WL-SM500 (Smoke Heat CO Detector (3-in-1)) fully certified EN54-7/EN54-5/
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