The handle electric fan is made of polypropylene. This USB rechargeable fan have 3 speed level. You can adjust by pressing the power button repeatedly. With slow wind speed,you can use fan for kids when they sleep and comfort them a healthy sleep.Medium speed for you to use the small fan at home or in office.When we are outside,fast speed quickly blows away sweat on face and avoid sweat that destroys the makeup of women.With a wide range of USB interfaces, you can use the USB charging cable link to computers, power bank , laptops and other devices. You can carry it with you easily when you go out for a picnic, shopping, traveling, camping, etc.