Kitchen Repeater Signal Boost direct from Wanlin Fire Protection — 12-year factory experience, WL-SG500 fully certified CE/EN54/FCC/RoHS. Key specs: WiFi 2.4GHz
-10°C Low Temperature Tolerance direct from Wanlin Fire Protection — 12-year factory experience, WL-SG502 fully certified CE/EN54/FCC/RoHS. Key specs: NB-IoT +