10-digit printing calculator offers a large fluorescent display, two-color ribbon printing, and averaging and pairing calculation. Print 4.8 lines per second with positive numbers in black and negative numbers in red. Use 2-1/4" wide plain paper roll. Functions include decimal positions (add mode, +1, +2, 0, 2, 3, 4, 6, floating), delta percentage calculation, up/off/down rounding, item count, markup/markdown, independent memory with accumulation capability, constant multiplication and division. Calculator runs on AC power and weighs 4.1 lb.