Victor 12-digit calculator, 12082, 2 color printing, 6 x 8-1/4 x 1-1/2, white compact two-color printing calculator features an extra-large, 12-digit liquid crystal display lcd and useful functions. Print 2.3 lines per second in two colors black and red. Enter two cost/sell/margin variables, and the third appears and prints. Calculator displays and prints current time or date. The time or date can be displayed and printed by depressing the time key. Functions include tax +/- keys, four-key memory, change sign, percent and date/nonadd keys, item count, percent key and automatic constants. Calculator operates on ac/dc with the included ac adapter. Four aa batteries are sold separately. features cost sell margin prints current time or date. tax function sign change +/- percentage date/non-add keys item count automatic constants 4 basic operation display screen: 12-digit – lcd printing: 12 digit – dual color printing speed: 2.3lps this product arrives to most customers in 2-3 business days.