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NB IoT Gas Alarm
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smoke detector wholesale for Vietnam, NB-IoT Smart Gas Detec···
smoke detector wholesa···
2026-08-17
smoke detector wholesale for Vietnam — Wanlin, 12-year Chinese smart fire detector manufacturer, WL-GA201 (NB-IoT Smart Gas Detector) certified UL/CE/EN54. Electrochemical/Semiconductor + NB-IoT + Cloud + Valve Control + 5-Year Battery. 10-year battery, 4G/NB-IoT/LoRaWAN, OEM/ODM from 500 units, factory direct pricing 50-70% below Western brands.
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Wanlin Announces WL-WL300 Zigbee 3.0/WiFi Storm Window Lock ···
Wanlin Announces WL-WL···
2026-06-11
storm window lock indicator direct from Wanlin Fire Protection — 12-year factory experience, WL-WL300 fully certified CE/FCC/RoHS. Key specs: Zigbee 3.0/WiFi wireless, 3s alert push via APP Push + Audible 75dB, 2-year CR2032
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Wanlin Announces WL-WL300 Zigbee 3.0/WiFi Ionization Smoke D···
Wanlin Announces WL-WL···
2026-06-11
ionization smoke detector direct from Wanlin Fire Protection — 12-year factory experience, WL-WL300 fully certified CE/FCC/RoHS. Key specs: Zigbee 3.0/WiFi wireless, 3s alert push via APP Push + Audible 75dB, 2-year CR2032