The XG-803302 Wired Smoke Detector is a highly reliable safety device designed to provide early warning against smoke and fire hazards. Using a combination of thermistor and photoelectric infrared LED technology, it ensures accurate detection of smoke particles, significantly reducing false alarms. This detector is equipped with a loud built-in buzzer and a red LED indicator that immediately alert occupants when smoke concentration exceeds safe limits. The convenient test button allows for quick functionality checks, ensuring consistent performance. The device also includes a tamper switch that prevents unauthorized removal, maintaining the integrity of the security system. Supporting both Normally Open (NO) and Normally Closed (NC) output modes, the XG-803302 easily integrates with various alarm control panels. Its robust design allows it to perform reliably across a wide range of temperatures and humidity levels, making it ideal for residential, commercial, and industrial applications where safety and early fire detection are critical.