HLK LD2410 24G FMCW 24GHz Smart Human Presence Sensing Radar Module LD2410 Millimeter Wave Motion Switch Sensor 5pin Cable HLK LD2410 24G FMCW 24GHz Smart Human Presence Sensing Radar Module LD2410 Millimeter Wave Motion Switch Sensor 5pin Cable | 1005005630575100 Price: USD 3.68 – USD 3.68