Calculated Industries 6575 is a versatile digital measuring wheel designed to make distance, area, volume, and circle calculations a breeze. With its 12-digit display and 9,999,999-yard measuring range, you can tackle large projects with ease. The DiGIROLLER PLUS III excels in construction, flooring, landscaping, and painting. It features various measurement modes, including linear, area, volume, and circle calculations. Easily store and recall measurements, calculate running totals, and perform quick unit conversions.