Package Contents Includes: Measuring Device (Puck), 4-AAA batteries, Reflector Bars, USB Cable, Quick Setup Sheet, Quick Reference Guide, Fully Illustrated User’s Guide, Smart Material Estimator Spreadsheet Software for Excel, 30-Day Trial - Smart Takeoff! Graphic Digitizing Software, Carrying Case, The Ultra Scale Master Pro® comes with a 1-Year Limited Warranty and 30-Day Money-Back Satisfaction Guarantee. Operates on 4 –AAA batteries (included) or from USB Cable when connected to PC Automatic Shut-Off saves battery life. Flexible tool Ultra Scale Master Pro with basic which performs many basic planimeter functions.