Two-Color Printing Calculator is loaded with versatile features to perform almost any type of business or financial calculation. Offers a fluorescent display and four-key independent memory with accumulation function. Prints 4.8 lines per second. The natural keyboard layout at a 13 degree angle provides the most restful and comfortable position for the hand. Raising to powers, reciprocal calculation, sum and difference of products and quotients, item counting, percentage calculation, mark-up calculation and average calculation. AC operation.