The EL-1611V Handheld Printing Calculator is perfect for those that want to take their work with them. It features a large 12-digit LCD display and a 2-color printer. The EL-1611V is compact, lightweight, and cordless, making it usable in any work environment. Other features include 4-key memory, tax keys, percent key, and selectable decimal and rounding keys. Power Source(s): AC; Battery; Display Notation: Numeric; Number of Display Digits: 12; Display Characters x Display Lines: 12 x 1.