2.The shaking head setting is located under the tail of the motor.When switching the rotation,you need to disconnect the power supply first,remove the screw,and then receive the required space. 1.Tongqian motor,porous heat dissipation,ensuring stable and efficient operation of the motor,can work continuously for 20 hours. 3.Net cover encryption design,safe density network,small gap,effectively prevent children's fingers from entering,parents use peace of mind 4.The bracket is a fixed tripod and curved rod to provide a stable support for the fan Motor: High efficiency air,strong core,low noise,high speed,stable balance of operation.