Printing calculator features a compact design that stores easily to let you work wherever you need. Two-color ink printer allows you to quickly see both positive and negative numbers to prevent reading errors. 12-digit LCD showcases crisp, sharp numbers for easy viewing. Dual-power operation lets you use plug directly into an outlet or use four AA batteries for on-the-go use. Calculator also includes a grand total key, cost/sell/margin, sign change, tax calculation, decimal selector and more.