Incorporate movement into your working day, helping you to stay productive and stay active. The fellowes levado base can be easily fitted to new or existing work surfaces with the tool-free versatop clamps. Save time and installation costs with 90-second set up, simply fold out the legs and lock into place with patent-pending swiftlok technology. Change positions easily and effortlessly with the feather-lift led control paddle and 4 programmable memory settings. Work safely and confidently with the built-in collision detection feature. Base only. The levado desktop and base are sold separately.