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Free Shipping Neighbor Island!

For orders over $1500

Use Coupon Code: outerfree

Free Pickup On Oahu

Free Shipping On Oahu!

For orders over $50

Use Coupon Code: oahufree


  • Get instant linear, rectangular area and volume take-offs; use it like a pen - just roll and measure
  • Convert between scales and dimensions
  • Six user-set custom scales. Calibrates to any plan and then stores that scale for future use. Perfect for scaling faxed or out-of-scale plans.
  • Calculate rectangular areas/volumes (LxWxH). Roll and enter length of room, then width and instantly calculate square footage.
  • 72 built-in scales; 39 U.S. (feet-inch) and 33 metric.
  • Multiple dimensional units for versatility; select the measurement units you use: decimal feet, feet-inches, decimal inches, yards, millimeters, meters, kilometers - including square and cubic formats
  • Subtract and Counter feature lets you subtract if you roll too far. Also lets you count items (e.g., studs, outlets, etc.) and accumulate in memory.
  • Easy-to-read dual display shows your measurement in feet/inches or metric



  • Hard cover protective case
  • Complete User's Guide
  • Two long-life CR2032 lithium batteries
  • One-year warranty


Tech Specs:

Size: 7.3" x 1.9" x 0.6" (186 x 47 x 15 mm)

Wheel Resolution: 0.025" (0.635 mm)

Wheel Composition: Celcon Polymer

Weight (product only with battery): 2.1 oz. (60 g)

Power: Two 3-volt lithium (CR-2032) batteries (included)

Display Type: LCD segment; 7-digit main display, 3-digit count, 5-digit scale display, with annunciator legends

Display Dimensions: Upper: 0.62 x 1.22" (15.8 x 31 mm)
Lower: 0.79 x 1.22" (20 x 31 mm)

Accuracy: Mechanical accuracy 99.8%. Users should allow for 2-4% variance for start/stop points and rolling surfaces."

-Calculated Industries

Calculated Industries Scale Master Pro

SKU: 2901
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