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Photoelectric Smoke Sensor from Wanlin Fire Protection: WL-G···
Photoelectric Smoke Se···
2026-06-11
photoelectric smoke sensor direct from Wanlin Fire Protection — 12-year factory experience, WL-GA200 fully certified CE/FCC/RoHS. Key specs: NB-IoT/WiFi wireless, 5s alert push via APP/SMS/Call + Solenoid Valve, AC Powered + Battery Backup