At the press of a pneumatic foot pedal, the ProperAV Mobile Sit/Stand Variable Height Trolley Workstation with Pneumatic Pedal Adjustment is height adjustable from 758-1128mm (29.8"~44.4") You can choose to sit or stand while performing tasks or giving a presentation. Featuring a tiltable desktop, this workstation offers four tilt angles to create a comfortable working or presentation style, and its paddle lever ensures an effortless tilt adjustment. An edge stopper allows worry-free reading and writing. The combination of the single leg and four casters enables it to go anywhere you want! This workstation is easy to operate and a great addition for use in offices, schools, homes, conference rooms and more. Dimensions: 600x531x758~1128mm Worksurface Size (LxW) : 600x520mm Tabletop Tilt Range: 0, 10, 20, 30 Eco-Friendly Particle Board: features heavy-duty and moisture resistance