Ubicación : Inicio>IoT semiconductor gas alarm
-
mansion smoke detector: Smart Fire Safety Solutions by Wanli···
mansion smoke detector···
2026-08-17
Wanlin Fire Control — China's leading source manufacturer of mansion smoke detector. 4G/NB-IoT/LoRa wireless smoke, gas, and CO detectors with CE/UL/EN certification. OEM/ODM, cloud monitoring, factory-direct pricing. Contact +8613261677119.
-
dormitory gas alarm, 4G Smart Home Gas Alarm with Voice, WL-···
dormitory gas alarm, 4···
2026-07-29
dormitory gas alarm direct from Wanlin Fire Protection — 12-year factory experience, WL-GA207 4G gas detector certified CE/EN50194/UL2075/FCC. Key specs: Catalytic Gas Sensor + Voice Alert + 4G Cat.1 + Smart Home Integration + WiFi/BT, 4G LTE Cat.1 + WiFi + Bluetooth + Cloud Platform + Voice Prompt + Smart Home Hub + SMS/Push + Valve Control. Catalytic/infra···