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NB-IoT fire door device China direct from Wanlin Fire Protection — 12-year factory experience, WL-FD101 fully certified EN 1155/NFPA 80/CE/FCC/RoHS/REACH. Key specs: WiFi 6 + Bluetooth 5.2, Wireless Position Sensor + Digital Display, 3-year replaceable lithium battery (2x CR123A). MOQ 100 units, 25-30 working days, OEM/ODM custom branding available. Serving ···

fire door closing digital device direct from Wanlin Fire Protection — 12-year factory experience, WL-FD108 fully certified EN 1155/NFPA 80/CE/FCC/RoHS/REACH. Key specs: 4G LTE Cat.4 + WiFi 6 + Modbus RS485 + Matter, Premium Multi-Door Controller + LCD Display + Voice, AC 230V + 72h backup battery. MOQ 100 units, 25-30 working days, OEM/ODM custom branding av···

fire door alarm with smart watch notification direct from Wanlin Fire Protection — 12-year factory experience, WL-FD101 fully certified EN 1155/NFPA 80/CE/FCC/RoHS/REACH. Key specs: WiFi 6 + Bluetooth 5.2, Wireless Position Sensor + Digital Display, 3-year replaceable lithium battery (2x CR123A). MOQ 100 units, 25-30 working days, OEM/ODM custom branding ava···

NB-IoT CO Detector Supplier manufactured by Wanlin Fire Control — EN 50291-1 / CE / RoHS certified carbon monoxide alarm with electrochemical sensor, 85 dB siren, and reliable CO detection. Factory-direct pricing with OEM/ODM services, global shipping. Suitable for residential, commercial, and industrial CO safety applications. Contact for bulk quotation.

Remote Notification CO Alarm manufactured by Wanlin Fire Control — EN 50291-1 / CE / RoHS certified carbon monoxide alarm with electrochemical sensor, 85 dB siren, and reliable CO detection. Factory-direct pricing with OEM/ODM services, global shipping. Suitable for residential, commercial, and industrial CO safety applications. Contact for bulk quotation.

CO Alarm with Apple HomeKit manufactured by Wanlin Fire Control — EN 50291-1 / CE / RoHS certified carbon monoxide alarm with electrochemical sensor, 85 dB siren, and reliable CO detection. Factory-direct pricing with OEM/ODM services, global shipping. Suitable for residential, commercial, and industrial CO safety applications. Contact for bulk quotation.

CO Alarm ODM China manufacturer. UL 2034 and EN 50291 certified CO alarm with electrochemical sensor, 4G wireless monitoring, 10-year sealed battery, OEM/ODM, wholesale, global shipping to Netherlands. Contact: wanlinfirecontrol@163.com

CO Detector for Landlord China manufacturer. UL 2034 and EN 50291 certified CO alarm with electrochemical sensor, 4G wireless monitoring, 10-year sealed battery, OEM/ODM, wholesale, global shipping to Spain. Contact: wanlinfirecontrol@163.com

Smart CO Alarm with Cloud China manufacturer. UL 2034 and EN 50291 certified CO alarm with electrochemical sensor, 4G wireless monitoring, 10-year sealed battery, OEM/ODM, wholesale, global shipping to Poland. Contact: wanlinfirecontrol@163.com

combined smoke and CO alarm direct from Wanlin Fire Protection — 12-year factory experience, WL-CO800 fully certified UL 2034/EN 50291/CE/FCC/RoHS/REACH. Key specs: 4G LTE Cat.1 + WiFi, Electrochemical CO Sensor (10-year life), 10-year sealed lithium battery (non-replaceable). MOQ 100 units, 25-30 working days, OEM/ODM custom branding available. Serving 60+ ···