1.Narrow the span, Raising the Hip, Massage the body 2. Press the ON/OFF button to start the shiatsu and infrared massage & airbag function 3.Press the Shiatsu button to control shiatsu massage function ON/OFF 4.Press the Air button to control 3 modes of airbag function( seat part airbag & leg part can control independently, P1 just seat air, P2 just leg air, P3 seat + leg air) 5.Full massage the hip with airbag. 6.Press the Heat button to control Heat ON/OFF 7.There is an auto 15 minutes shut-off function.