high sensitivity detection direct from Wanlin Fire Protection — 12-year factory experience, WL-SF800 smart fire protection product certified CE/EN54/UL/NFPA 72/FCC/RoHS/REACH/ISO 9001. Key specs: Photoelectric Smoke + Electrochemical CO + Thermistor Heat + AI Multi-Sensor Fusion, Addressable Loop + 4G Option + Drift Compensation + Self-Diagnostic + Cloud Sy···
Interconnected Smoke Alarm by Wanlin Fire Control — all-in-one AI home security and fire alarm system. CE/FCC/EN 14604 certified, 4G cellular + Wi-Fi dual-path. Factory-direct pricing with OEM/ODM, global shipping. Contact for bulk quotation.