Adjustable height: only Easily lever the work surface of the ergonomic laptop desk upright with adjustable height The surface has a beveled edge to relieve pressure on the forearms; lever positioned to prevent accidental height adjustments; V-shaped base for more foot space Standing Mobile Desk: The portable trolley is easily mobile and promotes a productive work/learning environment; stable base with heavy wheels that can be locked (front only) with pedal Large sturdy surface: the desk with wheels has a large black surface (61 x 80 cm); unassisted lifting capacity of 5 kg and maximum static weight of 30 kg); easy to clean. re Adjustable height: only Easily lever the work surface of the ergonomic laptop desk upright with adjustable height with one-touch lever ranging from 29" to 45" from the floor Designed design: the surface has a beveled edge to relieve pressure on the forearms; lever positioned to prevent accidental height adjustments; V-shaped base for more foot space; incl. required configuration tools