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AI Smart Kitchen Safety Gateway direct from Wanlin Fire Protection — 12-year factory experience, WL-SG503 fully certified CE/EN54/FCC/RoHS. Key specs: LoRaWAN C
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China Multisensor Smoke Heat CO Alarm Supplier Spotlight: Wa···
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Source Multisensor Smoke Heat CO Alarm directly from Wanlin Fire, a leading Chinese manufacturer of LoRa Wireless Smoke Detector. Product highlights: LoRaWAN protocol, 2-5km urban range, 500+ devices
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