The present invention relates to a system for detecting a high solitary loss using a radar LED sensor or the like, comprising: a power supply for supplying power; A sensor unit including a motion sensor for detecting movement of a person, an illuminance sensor for sensing illumination, and a CO 2 sensor for sensing carbon dioxide; A communication module for communicating with the sensor unit and the gateway; An LED lighting device equipped with the motion sensor, the light intensity sensor, the CO 2 sensor, and the communication module; A monitor for displaying an operating state of the LED lighting lamp and an amount of CO 2 ; A controller for controlling the sensor unit, the LED lighting unit, the communication module, and the monitor; A server for recording and processing the data collected through the gateway, the operating order, the operating time, and the amount of CO 2 ; And a smart phone for real-time checking results processed by the server.
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