Highly compact 2-Colour (Black/Red) 12 digit 2.4 lines/second Print Calculator - usable on the desktop with mains/adaptor* either/or with (4) batteries. Features: -Angled 12-digit LCD display. -2 colour printing (black/red). -Printing speed: 2.4 lines per second. -Compact printer calculator. -Printing/non-printing mode. -Choice of clock or date on display.