Say goodbye to paper! The EL-1901 Paperless Printing Calculator is a unique and powerful calculator that is perfect for those who need the power of a printing calculator with the function of a desktop calculator. The EL-1901 features a 12-digit main display and a second 5-line scroll LCD display. With this large scroll display, users can return up to 300 previous entries. The edit correction function allows you to change the previous entry if there is a mistake or you need to update the calculation. The paperless printing calculator is quiet and can be used in any office environment. Other features include cost/cell/margin, 4 key memory, tax key, change sign key, backspace key, selectable decal and round key. No printer, no paper, no waste.