The Sharp EL-1197PIII is a heavy-duty, 12-digit desktop printing calculator designed for busy offices, featuring a large blue fluorescent display, fast two-color (red/black) printing, and a professional keyboard with a left-side total key. It offers advanced functions like time/date calculation, tax, markup, average, grand total, item count, and independent memory, making it ideal for detailed financial and payroll tasks, with AC power and battery backup for memory.