Desktop model does everything the hand-held Construction Master Pro and Construction Master Pro Trig do, plus give you full-size keys and a large, easy-to-read LCD.

Features:

• Works in and converts between all building dimensional formats.
• Solves right angles including rafters, rake-walls, slopes and square-ups.
• Stair layout calculations.
• Complete circle solutions.
• Full trigonometric functions.
• DMS conversions.
• Areas and volumes.
• Calculates footing volume, blocks, roof area, board feet, material cost/estimation problems and more.

Includes easy-to-follow User’s guide, CD-ROM with English and Spanish “How-To” CD and user guides, long-life battery and full one year warranty.