The Levo BookHolder Desk Model offers 5 unique movements to perfectly place your book in the most comfortable, ergonomic reading position at your desk or table. From 5 pound novels to lightweight paperbacks, the Levo BookHolder's revolutionary design and sturdy construction can hold it all. The Desk Model easily clamps to your desk or table, and holds your reading material while you take notes, type, or relax with your favorite author.

Specifications:

Maximum desk thickness: 2 inches
Minimum height: 4 inches above desk (measured from bottom of book).
Maximum height: 8 inches above desk (measured from bottom of book)
Reach: 22.5" from pole to middle of book board
Construction Materials: steel, nylon (super strong polymer), and ABS (book board)