GFO Smoke Detector Ensure early fire detection and safety with our device. Designed for quick installation and dependable performance, this device uses advanced photoelectric sensing technology to detect smoke particles from slow, smoldering fires-offering vital early warnings to protect lives and property. Key Features: Photoelectric Sensor for accurate smoke detection Battery Operated - no wiring required Low Battery Warning with LED indicator and audible alert Loud 85dB Alarm for maximum alertness Test Button for easy functionality checks Compact and Stylish Design suitable for homes, offices, hotels, and more.