Nuisance Alarm Avoidance

Forward Scatter Smoke Detection China manufacturer. 4G standalone smoke detector with dual optical path photoelectric sensing, 4G Cat.1 communication, DC6V battery (3-year life), ≥95dB alarm, ≥60sqm coverage. GB20517-2006 & CCCF certified. OEM/ODM, wholesale, global shipping to Malaysia. Contact: wanlinfirecontrol@163.com

fire detector for college campus direct from Wanlin Fire Protection — 12-year factory experience, WL-HD900 4G smart fire protection product certified CE/FCC/RoHS/REACH/ISO9001. Key specs: 4G LTE + Thermistor Fixed Temperature & Rate-of-Rise, 4G LTE + SMS + Push + Phone Call + App Alert. No monthly fees, 4G cellular backup, cloud platform, DIY installation. M···