NB IoT cellular smoke detector

eco-friendly smoke detector — Wanlin, 12-year Chinese smart fire detector manufacturer, WL-SM604 (Wireless Interconnected RF Smoke Detector) certified UL/CE/EN54. Photoelectric + RF Mesh + 24-Detector Interconnect + Self-Healing + 10-Year Battery. 10-year battery, 4G/NB-IoT/LoRaWAN, OEM/ODM from 500 units, factory direct pricing 50-70% below Western brands.

Wireless Smoke Alarm China manufacturer. CE EN14604 UL RoHS FCC certified. 4G wireless smoke detection solution for South America market. OEM/ODM, wholesale, global shipping. Contact: wanlinfirecontrol@163.com