This sit-stand desktop workstation encourages more movement during desk work and helps users reduce long periods of sitting. Smooth Lift™ counterbalance technology and ergonomic lever allow for easy and trouble-free height adjustment. Versatile solution suitable for different user types and working styles. With 22 height settings; at the lowest setting, the lower platform is flush with the desk surface. Stable... platform for comfortable typing at any setting and intuitive cable management and recess for charging smartphone or tablet. Completely pre-assembled and therefore ready for immediate use. Two work surfaces offer generous space for desk accessories. Matching monitor arms for one or two monitors available separately. 5-year warranty.