a booster inductance connected to the electronic switch, {HEAD ~ the battery} and {TAIL ~ the power output terminal} 
a booster inductance connected to the electronic switch , { HEAD ~ the battery } and { TAIL ~ the power output terminal }
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL