assembly line smoke alarm direct from Wanlin Fire Protection — 12-year factory experience, WL-SFP200 smart fire detector certified CE/EN14604/EN54/UL217/UL268/FCC. Key specs: Photoelectric Smoke Sensor + Electrochemical CO Sensor + NB-IoT Cellular Communication + Multi-Sensor Fusion, NB-IoT + IoT Cloud Platform + Dual Alarm (Smoke + CO) + SMS/Push/Email + S···
Standalone Smoke Alarm (WL-SM500) direct from Wanlin Fire Protection — 12-year China factory, exporting to 60+ countries. Fully certified...