The height of the standing/desk fan can be fully adjusted from 4.3" to 39.3" and 180-degree adjustable tilt Angle, 90-degree swing horizontal angle, which provides you more choices in different height and angle.
The standing/desk fan runs on 10000mAh large rechargeable battery, 6 hours full-charged, ensure wireless working 5~20 hours, 3-speed, working time depends on a different speed.