smoke alarm replacement sensors direct from Wanlin Fire Protection — 12-year factory experience, WL-SFP100 smart fire detector certified CE/EN14604/EN54/UL217/UL268/FCC. Key specs: Dual-Wavelength Photoelectric Sensing + Infrared Scattering Chamber + 4G LTE Cat.1 Cellular Communication, 4G LTE Cat.1 + IoT Cloud Platform + SMS/Push/Email Alerts + Remote Moni···
Long Battery Life Smoke Detector China manufacturer. CE EN14604 UL RoHS FCC certified. 4G wireless smoke detection solution for South America market. OEM/ODM, wholesale, global shipping. Contact: wanlinfirecontrol@163.com