Simple adjustment to seven angles Suit laptops with a limited angle of opening Foldout front legs to optimise screen positioning on any laptop up to 17 or 4.5kgs Soft touch front ledge holds the laptop in place Portable - folds flat to travel Recommended usage with an external keyboard and mouse Increases air circulation to keep your laptop cool Tested by FIRA International Ltd to comply with the ergonomic requirements set out in European Health and Safety Legislation