3M Adjustable Laptop Stand, Raise Screen Height to Reduce Neck Strain, 3" Height Adjustment, Large Platform for Docking Station, Non-Skid Base Keeps Laptop Secure, Cable Management, Black (LX500) Height adjustable from 4" to 6" in 0.5" increments Cooling slots in platform help keep notebook ventilated Weight capacity of 20 lbs Compatible with docking stations Includes side shelves for accessories and an adapter for the 3M DH445 Document Holder (sold separately)