Dual power (AC adaptor included). 12-digit display. Prints 2.0 lines per second. Cost, Sell, Margin. Currency Conversion. Tax and percentage/Delta Percentage calculation. Item Counter. Mark Up/Down, Average Calculations. Decimal selector. 3-digit comma marker. Double-Zero key. Rounding selector. Independent Memory and GT Memory. 150 step check and edit. After-Print and Re-Print functions. 6-1/2"W x 11-5/8"D x 2-9/16"H. Requires 4 AA batteries (not included)