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intelligent smoke alarm, NB-IoT Smart Photoelectric Smoke De···
intelligent smoke alar···
2026-08-17
intelligent smoke alarm — Wanlin, 12-year Chinese smart fire detector manufacturer, WL-SM601 (NB-IoT Smart Photoelectric Smoke Detector) certified UL/CE/EN54. Photoelectric + NB-IoT + Ultra-Low Power + 10-Year Battery + Cloud Platform. 10-year battery, 4G/NB-IoT/LoRaWAN, OEM/ODM from 500 units, factory direct pricing 50-70% below Western brands.
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Wireless RF Smoke Alarm Manufacturer, CE EN14604 UL RoHS FCC···
Wireless RF Smoke Alar···
2026-07-08
Wireless RF Smoke Alarm China manufacturer. CE EN14604 UL RoHS FCC certified. 4G wireless smoke detection solution for Oceania market. OEM/ODM, wholesale, global shipping. Contact: wanlinfirecontrol@163.com