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existing building fire retrofit — Wanlin Fire, Chinese LoRaWAN fire alarm equipment manufacturer and exporter by Wanlin Manufacturing Group, WL-LW-MS500 LoRaWAN Multi-Sensor Fire Detector with true dual optical smoke + A1R rate-of-rise heat sensing, EN54-5/7/11/25 certified, IN865-867 MHz LoRaWAN, 15km wireless range, 10-year battery life, IP65 weatherproof···
Wanlin Fire Control — China's leading source manufacturer driving Building Fire Safety Renovation. Factory-direct certified fire safety solutions with UL, FM, EN54, CCCF certifications. 15+ years exporting to 60+ countries. Contact +8613261677119 for partnership inquiries.