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Kitchen Zero Dead Angle Detection

Senior Kitchen Safety: NB-IoT Kitchen Safety Guard (WL-SG502) — Multi-Protocol Gateway for London El 2026-06-16
NB-IoT Kitchen Detector direct from Wanlin Fire Protection — 12-year factory experience, WL-SG502 fully certified CE/EN54/FCC/RoHS. Key specs: NB-IoT + WiFi, Ul