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Fire Door Alarm Reminder Device China Manufacturer, 4G Wirel···
Fire Door Alarm Remind···
2026-07-15
Fire Door Alarm Reminder Device China manufacturer. UL 60930 and EN 16061 certified fire door alarm with real-time position monitoring, 4G wireless alert, fire door status tracking, OEM/ODM, wholesale, global shipping to Malaysia. Contact: wanlinfirecontrol@163.com
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Fire Door Status Indicator China Manufacturer, 4G Wireless F···
Fire Door Status Indic···
2026-07-15
Fire Door Status Indicator China manufacturer. UL 60930 and EN 16061 certified fire door alarm with real-time position monitoring, 4G wireless alert, fire door status tracking, OEM/ODM, wholesale, global shipping to Indonesia. Contact: wanlinfirecontrol@163.com
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fire door alarm for hotel, NB-IoT Fire Door Closing Reminder···
fire door alarm for ho···
2026-07-15
fire door alarm for hotel direct from Wanlin Fire Protection — 12-year factory experience, WL-FD103 fully certified EN 1155/NFPA 80/CE/FCC/RoHS/REACH. Key specs: NB-IoT (LTE Cat-NB1), Ultra-Low Power Position Sensor + NB-IoT, 10-year sealed lithium battery (non-replaceable). MOQ 100 units, 25-30 working days, OEM/ODM custom branding available. Serving 60+ co···
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