Productive palm printer Discover the perfect solution for busy professionals that need on-the-move calculating productivity. This fully-featured 12-digit ink roller printing calculator fits neatly in the palm of your hand and has a fast print speed of 2.0 lines per second. Tax, business and currency conversion functions Simplify complex calculations and save time. Determine tax rate differentials at touch, thanks to two handy tax calculation keys. Work out your profit margins automatically with cost-sell-margin keys, without the need for complex formulae. Also convert local currency into the currency of your choice, or vice versa, quickly and simply - using the currency conversion keys. All-round versatility The command sign feature displays the calculator status automatically. Other advantages include constant calculation and a 3-digit comma marker - as well as sign change, decimal, rounding and percentage keys. Clear LCD display and keyboard For a handheld calculator, the P1-DTSC has a surprisingly large, upright angled LCD display making figures easy to read at a glance. The clear keyboard and big, durable colour-coded keys ensure fast and effortless entry of figures. Internal and external paper roll storage True mobility - complete with an inner and external paper roll system - makes this stylishly designed calculator ideal for on-the-road use and for all your business trips. Practical battery and mains power The P1-DTSC is battery powered - and has an auto power-off function to conserve battery energy. A low battery indicator ensures reliable, uninterrupted use. The calculator can also be connected directly to the mains power via our optional AD-11 adapter.