PlanWheel XLU is the perfect tool for taking scaled measurements from blueprints, maps and plans. Just select the built-in scale factor to match the plan and roll the PlanWheel. The measurement is displayed instantly. All the most common engineering, architectural, map and metric scales built-in. Plus, thousands of available user scales. Portable, uses two AAA batteries (included).

Connects to your computer with Optional XLU/USB Interface Kit.

• 52 built-in and thousands of available user-defined scale factors.  Includes all common scales-Imperial and Metric too
  
• Calculate auto-scale factor from reduced, enlarged or odd-scale drawings
  
• Measures in kilometers, meters, centimeters, feet, yards, miles and inches
  
• Calculates square and cubic dimensions for regular areas and volumes
  
• Counter and adder buttons on probe tip let you count items or add fixed lengths as you scale
  
• Create, store and retrieve 2 user-defined scale factors
  
• Calculate auto-clear, audible tone indicates wheel movement
  
• Plus minus (+/-) mode allows user to simply back-up to deduct an over-rolled measurement
  
• Optional Hard Case ( See Scalex Protective Case )      

 Scalex Planwheel XLU pdf datasheet

Also available as a combination Kit XLU+USB Interface Kit