12 digits printing calculatorBlue printingInk roller, IR 4012 digit LCD display Paper roll width: 57 mm, diameter 65 mm, TAX calculation, PercentMemory (Subtraction, Addition)Display/Print selectorPrinting speed 2,4 lines/sec.Auto power offDecimal switch: +, 0, 2, 3, FRounding switch: up, 5/4, downSign buttonCost-Sell-Margin-CalculationDelete last entry keyPower supply: Adapter 230V/50Hz (included)Battery compartment: 4x AA Batteries (not included)Dimensions: 231,4 x 165 x 58,4 mmWeight: approx. 492g (including adapter)