The stand is sturdy and there are rubber feet that are adjustable. The are aluminum and the structure surrounding it is metal. Metal mesh cover, with thick design, it has characters of strong pressure resistance and anti-deformation. The USB fan works from laptop or power bank or an independent generic power adapter. This item can be put in a table or it on the wall or in a little crevice even office board due to the adjustable stand so that it won’t take up desk space. Features - Color: Black - Material: Iron - Size: 17 x 10cm - The stand is sturdy and there are rubber feet that are adjustable. The are aluminum and the structure surrounding it is metal. - Metal mesh cover, with thick design, it has characters of strong pressure resistance and anti-deformation. The USB fan works from laptop or power bank or an independent generic power adapter. - This item can be put in a table or it on the wall or in a little crevice even office board due to the adjustable stand so that it won’t take up desk space. - At a portable size, it brings you a right amount of breeze that cools your summer. Package list: 1 x Table Fan 1 x USB power line