Saving energy includes at least one object sensor that is coupled to {TAIL ~ at least one light} sensing if at least one object is present adjacent to {HEAD ~ the at least one light} 
Saving energy includes at least one object sensor that is coupled to { TAIL ~ at least one light } sensing if at least one object is present adjacent to { HEAD ~ the at least one light }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD