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Tag: large connection smoke detector
- Wanlin Fire Protection Brings 4G LTE Cat.1 + LoRa 4G Smart Photoelectric Smoke Detector (WL-SM600) t2026-07-07
- Wanlin Fire Protection Brings 4G LTE + RS485 Modbus + LoRa 4G Industrial Addressable Smoke Detector 2026-07-07