MEAS MSTR PRO CALCULATOR SKU: 382116 Calculated Industries Great for designers woodworkers craftsmen technicians ect. Calculates directly in feet inches fractions yards meters centimeters millimeters including square or cubic formats of each. Converts to and from all dimensional formats instantly. Instant solutions for circumference circle area and arc lengths. 1 button solves postholes columns pillars arches and much more. Weight-per-volume key allows you to find weight of material (i.e. tons per cubic yard kilograms to pounds ect.). Custom set fractions. Estimate material costs. Paperless tape allows you to review last 20 entries. Includes battery (model No. CR-2032). Item Attributes Length: 5.6 In. Breadth: 3 In. Thickness: 0.6 In.