EL-1901 Paperless Printing Calculator with Check and Correct

Twelve-digit paperless printing calculator. Features Check and Correct, cost/sell/margin keys, automatic tax keys, grand total key, and 4-key memory. No ink, no paper and no noisy printer. Power Source(s): AC; Display Notation: Basic; Number of Display Digits: 12; Display Characters x Display Lines: 12 x 1.