Ceiling Mounted Infrared Dual-Technology Motion Sensor, for saving energy and security . Automatically turns on the lights and AC upon sensing motion upon entrance in the area and shutting off the AC and lights on sense of non movement in the area And also supports security upon movement in a secured zone Can be used in any location that require energy saving, Intelligent control such as Convention Center, Hotel, Shopping Mall, Residential Building, Banquet Room, Stadium, Airport, Theme Park, Gymnasium, Intelligent Villa, Smart Mansion.