Product details:

The Q-doc 400 retractable document holder adjusts to 6 angles and folds flat for mobile working.This document holder helps prevent pain and increase efficiency. Ergonomic: Decreases neck pain, eye strain and discomfort and increases data input speed. In-line workstation: Creating a straight line of vision from keyboard to screen. Range of angles: 6 positions (4.7 - 9.4 inches).