For more than 35 years, innovation, quality and trust have made Kensington The Professionals’ Choice in desktop productivity solutions. Incorporating Kensington’s patented technology to ensure proper fit, the SmartFit® Sit/Stand Desk provides an efficient and safe way to convert your desk into a healthy sit-stand workstation using a convenient desk-on-desk design. Strong and stable at any height, while using a pneumatic lift to effortlessly raise and lower your workspace within a space-saving footprint, the Kensington SmartFit® Sit/Stand Desk delivers optimal productivity and ergonomic support. Fully assembled Professional two-tier structure provides a 35.4in (900mm) wide main desk surface with plenty of room for a dual monitor set-up, documents and other desktop accessories, an integrated keyboard and mouse deck and ergonomically-designed bevelled edges to help reduce contact stress SmartFit® system simplifies ideal ergonomic height positioning using scientifically proven research to help prevent injury and increase comfort Pneumatic lift with tension adjustment system allows you to easily adjust lift tension based on the workstation’s weight load for smooth and effortless adjustment between sitting and standing positions Space-saving design allows the workstation to move straight up and down within its own footprint 22.8in (580mm) height extension accommodates the needs of taller individuals with a sturdy and stable workstation even when fully extended 35lb (15.9kg) weight capacity supports up to 30lbs (13.6kg) on the main desk surface and up to 5lbs (2.3kg) on the keyboard and mouse deck Zero-footprint mounting holes allow you to add a VESA® Mounting Plate (K33959WW) to connect a compatibleKensington docking station (sold separately) Cable management system routes monitor and accessory cables to keep workstation tidy and uncluttered