12-Digit angled XL-Display, Solar/Battery powered, Easy to operate and ergonomically shaped keys, Numeric keypad configured with outdented zero key, Advanced Percentage Calculation, Tax Calculation of price plus tax/price less tax, Cost/Sell/Margin keys, Mark-Up Calculation via % key. A 12 Digit display semi-desk model. Other features include: Tax Keys/Tax calculations Cost/Sell/Margin Keys 3 Key Memory Change Sign Key -switch from + or - % key Double size + Key Double (00) Key 3 Digit Comma Marker Function Command Large plastic keys