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NB IoT dual sensor smoke alarm
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Video Smoke Detection China Manufacturer,4G Standalone Smoke···
Video Smoke Detection ···
2026-07-29
Video Smoke Detection China manufacturer. 4G standalone smoke detector with dual optical path photoelectric sensing, 4G Cat.1 communication, DC6V battery (3-year life), ≥95dB alarm, ≥60sqm coverage. GB20517-2006 & CCCF certified. OEM/ODM, wholesale, global shipping to Poland. Contact: wanlinfirecontrol@163.com
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cellular smoke detector, 4G Standalone Photoelectric Smoke D···
cellular smoke detecto···
2026-07-29
cellular smoke detector direct from Wanlin Fire Protection — 12-year factory experience, WL-SM600 4G standalone smoke detector certified CCCF/GB 20517-2006/CE/UL 217/EN 14604. Key specs: Dual Light Path Photoelectric Sensing + 4G Cat.1 Cellular Communication + Maze Sensor Structure, 4G LTE Cat.1 + Cloud Platform + SMS/Push/Email Alerts + Remote Monitoring. ···