General Information The Ergo-Q 330 is a thin notebook stand with 6 positions to adjust your laptop to the right height. This notebook stand has an integrated document holder to make working with documents wherever you are easier and more efficient. 6 height settings: 4.3 - 7.5 . Patented: integrated document holder to increase data input speed. Portable: lightweight and folds flat to fit in any notebook case. Using a notebook stand in combination with an external keyboard and mouse increases productivity by 17%. It also significantly improves sitting posture. Neck strain is reduced by 32% and comfort is improved by 21% (Lindblad 2002). The forearms are also in a more neutral position and physical complaints are substantially reduced (Boersma 2002). We advise working no longer than two hours a day with a laptop unless it is combined with a notebook stand with an external keyboard and mouse. Technical Information Minimum Adjustable Stand Height: 4.30 Maximum Adjustable Stand Height: 7.50 Maximum Screen Size Supported: 17 Application/Usage: Notebook Adjustable Height: Yes Features: Portable Features: Document Holder Features: Lightweight Features: Foldable Features: Rubber Feet Features: Ergonomic Features: Mobility Physical Characteristics Color: Anthracite Material: ABS Plastic Material: Rubber Form Factor: Desktop Height: 0.5 Width: 9 Depth: 12.2 Weight (Approximate): 1.08 lb Miscellaneous Country of Origin: Netherlands Warranty Limited Warranty: 2 Year