Canon introduces the DK-1000i - the new 12-digit desktop calculator that will become as important in your hands as it will to your desktop set-up. This unique product allows you to effectively connect the calculator to your laptop with a standard USB cable and trackball so you can not only work on your everyday calculations and tax functions, but also simultaneously use your computer for your everyday documents. Coated with a stylish metallic black finish and equipped with a retractable USB cable, the DK-1000i combines desired efficiency with amazing portability and convenience.