The QuikRuler III Measuring Module can quickly measure complex areas, counts, perimeters, and lengths using any scale and unit of measure. The built-in measurement functions, combined with QuikRuler's calculator, make QuikRuler III an indispensable tool. And with the optional PC interface, you can send results directly from the QuikRuler III display to your PC, for use in a spreadsheet or estimating package. The QuikRuler requires the use of a digitizer and is compatible with the Drawing Board VI, Super L VI, and Roll Up III. More Information about QuikRuler.