wherein the power supply circuit and the motor are arranged in a space surrounded by the outer package member, {HEAD ~ the mirror box} and the first surface of {TAIL ~ the chassis} 
wherein the power supply circuit and the motor are arranged in a space surrounded by the outer package member , { HEAD ~ the mirror box } and the first surface of { TAIL ~ the chassis }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL