EN14604 household smoke alarm standard

• halogen-free material, AI-Powered Smart Multi-Sensor Detecto··· halogen-free material,··· 2026-07-31
• screw fixed installation, Smart Photoelectric Smoke Detector··· screw fixed installati··· 2026-07-31
• photoelectric smoke detector, Smart Fire Alarm Control Panel··· photoelectric smoke de··· 2026-07-31