air quality sensor

Smoke Detector with Air Quality Sensor China manufacturer. AI home security and fire alarm bundle with CE UL RoHS FCC. 4G wireless, smart home integrated. OEM/ODM, wholesale, global shipping to Czech Republic. Contact: wanlinfirecontrol@163.com

home security system with package delivery sensor direct from Wanlin Fire Protection — 12-year factory experience, WL-HS106 certified CE/FCC/RoHS/REACH/ISO9001/NFPA 72. Key specs: 4G + WiFi + Smart Scene Automation, 4G + WiFi + SMS + Push + Phone Call + Chime. No monthly fees, 4G cellular backup, DIY installation, expandable to 50-100+ sensors. MOQ 100 kits,···

CO Alarm for Wine Cellar 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 Visual Alert 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 New Zealand. Contact: wanlinfirecontrol@163.com