battery operated smoke detector

laser smoke detection 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 + Smart···

EN standard direct from Wanlin Fire Protection — 12-year factory experience, WL-HK603 fully certified CE/EN14604/FCC/RoHS/REACH. Key specs: 4G LTE Cat.1 (primary) + WiFi (secondary) + RF 433MHz (mesh), AI multi-sensor fusion, 4G+WiFi dual-path, Panel: AC + 72h backup; Detectors: 10-year sealed; Sensors: 3-year battery. MOQ 100 kits, 25-30 working days, OEM/···