Check the listing for details. Calculated Industries Tradesman Calculator 4400. Condition: New. Listed at 49.98 USD. Calculated Industries Tradesman Calculator Model 4400 Listed is one Calculated Industries Tradesman Calc Model 4400 Calculator. Complete product specifications are in the image section above. Trades Math and Conversion Calculator The Tradesman Calc is specifically designed to be useful in trades requiring technical math, including Welding, Metal Fabrication, Engineering, Automotive Service Technology, Aviation and Drafting - virtually any skilled trade requiring applied math skills. This powerful, easy-to-use calculator helps tradesmen on the job whenever they need to use or calculate dimensional math, fractions (ruler, proper, improper, and mixed), unit conversions, ratios and proportions, trigonometry/trig and plane geometry (right triangles/angles, circular and polygonal shapes). In addition, the Tradesman Calc has a wide range of powerful math functions, including the ability to enter math equations using order of operations. And you can work with exponents, square roots, reciprocals and more. The calculator also has a wide range of powerful math functions, including the ability to enter math equations using order of operations. And you can work with exponents, square roots, reciprocals and more. The Tradesman Calc is easy-to-teach and easy-to-learn, making it ideal for instructors helping students in career and technical education programs develop and expand their applied and practical math skills. Dedicated Functions:Work in Architectural (ruler) fractions (1/4 inch, 1/16 inch, etc.), proper fractions (2/3), mixed number fractions (1 2/3) and improper fractions (5/3)Solve dimensional math problems, and convert between U.S. and metric dimensional math unitsSolve angle and side problems with trigonometryEnter and solve circle, arc, radius hexagonal and polygonal dimensionsConvert between decimal and fractionEnter and solve ratios and proportionsEnter math equations using order of operationsWork with exponents Includes:Protective Slide CoverQuick Reference and Pocket Reference GuideOne 3-volt long-life (CR2016) batteryFull One-Year Limited WarrantyTech SpecsSize: 5.7" x 3.0" x 0.65" (145 mm x 76 mm x 17 mm)Product Weight: Power: Weight: 4.15 oz. (118 gm) Includes Slide Cover and Pocket Reference Guide One 3-volt (CR2016) Long-life Battery Display Type: 15 Digits (8 normal, 7 fractions) with full annunciators Display Dimensions: 0.73" x 2.56" (19 mm x 65 mm) Accuracy: 12 Digit Internal Accuracy