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China Standalone Smoke Detector Supplier Spotlight: Wanlin WL-SM500 (NB-IoT Smart Smoke Detector) No 2026-05-31
Standalone Smoke Detector direct from Wanlin Fire Protection — 12-year factory experience, WL-SM500 fully certified CE/EN54/FCC/RoHS. Key specs: NB-IoT ultra-low-power, 8-year battery life, daily hear
Wanlin NB-IoT Smart Smoke Detector Export Solution: Battery Operated Smoke Alarm for Toronto Market 2026-05-31
Wanlin Fire Protection offers Battery Operated Smoke Alarm (WL-SM500) for the Toronto market: NB-IoT ultra-low-power, 8-year battery life, daily heartbeat report, massive deployment ready. Factory dir

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