The Casio HR-150TEC calculator boasts a large screen and prints account details onto paper. Product specifications: 12-digit display 2-colour printing Print speed: 2 lines per second Euro conversion Profit calculation (Cost, Sell, Margin) Tax calculation Average calculation Percentage/delta percentage calculation Item counter GT memory Rounding selection Double zero key Dimensions (H x L x W): 67 x 165.5 x 285 mm Weight: 520 g Batteries: 4 x AA (LR06) AD-60024 adapter (sold separately) IR-40T roll Paper width: 58 mm