Technical Specifications General Data: 12-Digits BIG LC-Display with Function Command Signs Two Way Power Dimensions (H x W x L): 1,1 x 10,9 x 18,4 cm Coloured Metal Cover Tilt Display Plastic Keys Key Rollover Weight: ca. 150 g Functions: Professional Percentage Calculation Profit Margin via %-key Currency Conversions (3 Conversion Memories) TAX-Calculation 4-Key Memory 3 Digit Comma Markers Key for changing plus/minus sign Grand Total-Memory Rounding selector (0, 1, 2, 3, 4, ADD2) Automatic rounding-off (F, CUT, 5/4) Backspace Key Square Root Double Zero Key