Automatic Mode：To pick up the gun and the temperature rises into the working state,and put down the handle, the temperature cools down and the gun enters the dormant standby state.It is suitable for the working condition of the infrequent use of the air gun, saving energy and reducing the loss of the heating element of the hot air gun. Manual Mode：The hot air gun has kept working,it is suitable for the working condition of the frequent use of the gun.This mode can save the time of the temperature of heating and cooling to improve work efficiency. Soldering station 10 minutes automatic sleep：It was allowed to stand over 10 min to enter into sleep mode and temperature drop to 200 ,this design not only for ensure safety,but also can reduce the possible of tips oxidation,then prelong the use life of tips. 120L/min big volume fan safety and efficiency ：Long use life & big volume auto startstop The hot air handle bracket with induction system,if put the hot air handle on bracket,it will cool automatic and standby.To pick up the hot air handle then temp raise up automatic., Manufacturer: MOOILKO