Large keys and a jumbo LCD display with tilt head make the Desktop Model perfect for office use.  Includes all the features in the hand held model, plus full Trigonometric function.

• Work in and convert between building dimensions

• Quickly calculate area and volume

• Built-in right-angle solutions for stairs, roof, rafters and framing

• Circular calculations: arcs, circumference, segments

• Find number of sheets: drywall, siding, panels - for an area