Casio D-60L 16 Digit Desktop Calculator
Key Features:

• 16 digits
• Regular percent: Regular percentage calculations.
• Solar & Battery: Solar powered when light is sufficient, battery powered when light is insufficient.
• Key rollover: Key operations are stored in a buffer, so nothing is lost even during high-speed input.
• Extra Large display: Larger display makes more data easier to read.
• Plastic keys: Designed and engineered for easy operation.
• Mark-up: All the mark-up capabilities of an adding machine for simplified cost and profit calculations.