Features: -12-digit LCD display with Punctuation -Quick 2.0 LPS, 2-color serial printer -One-touch change calculation function -Cost/Sell/Margin keys, Grand Total and Average function -Built-in, mark up, + tax, - tax, and right shift keys -Floating or fixed decimal (3,2,1,0), add mode, item count -AC adapter included (optional 4 "AA" battery operation) Light and portable, comes with a power cord and two rolls of printing paper. It can also run on AA batteries, however, batteries are not included.