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Wanlin NB-IoT Smart Smoke Detector Export Solution: Dual Sen···
Wanlin NB-IoT Smart Sm···
2026-05-31
Wanlin Fire Protection offers Dual Sensor Smoke Detector (WL-SM500) for the Amsterdam market: NB-IoT ultra-low-power, 8-year battery life, daily heartbeat report, massive deployment ready. Factory dir