CT80D is an independent outdoor solar energy intrusion infrared induction sound and light alarm. When an intruder enters the sensing area, this device emits a 120 decibel sound and light alarm to warn and prompt. The detection distance is 9-12 meters. Dangerous area flashing prompt and day and night alarm mode; that is, it can be used as an outdoor sound and light alarm; easy to install without wiring, it is widely used for outdoor anti-theft alarm, dangerous area alarm prompt (such as construction site construction area, pond, high voltage danger, etc.).