Cooling Pad - adjustable height: 40–480mm, 360° joints, working surface: 420 × 270mm, weight load capacity: 10kg Flexible and Easily Portable Laptop Stand        Do you suffer from neck and shoulder pain during long-term work on a laptop? No fear—the AlzaErgo Stand LD120 is here to solve all your troubles. This height-adjustable cooling pad features 360° lockable hinges that allow you to set the optimal height for total working comfort.Enjoy Total ComfortYou can also easily adjust the 420×270mm work surface to the ideal working angle. The surface features safety stops that prevent your laptop from slipping off the pad.High Strength, Yet Low Weight        The AlzaErgo Stand LD120 is made of light aluminium alloy and plastic, so it can be folded quickly for easy transport. The perforated design facilitates air circulation and removes warm air.AlzaErgo Product Family