The Casio MX-120S is a compact desktop calculator engineered to simplify daily office work, business accounting, and home finances. It features a streamlined design with a tough, durable metal faceplate built to withstand rough treatment and everyday use. With its structured plastic key layout, a dedicated mark-up key for quick profit-margin logic, and an extra-large display, it delivers high-speed calculations without compromising clarity or precision.

• Extra Large Display: The larger LCD layout significantly enhances readability, reducing eye strain during extended work sessions.
• Two-Way Power System: Operates on solar energy when light levels are sufficient, seamlessly transitioning to battery backup when ambient lighting drops.
• Mark-Up Capability: Includes all the standard mark-up functionalities of an adding machine, allowing for straightforward cost, selling price, and profit calculations.
• Type: Compact Desk Type
• Display Capacity: 12 Digits
• Display Type: Extra-Large Liquid Crystal Display (LCD)
• Faceplate Material: Durable Metal
• Key Type: Plastic keys designed for easy operation
• Power Source: Two-Way Power (Solar + Battery backup)
• Key Rollover: Yes (Stores inputs in a buffer for high-speed typing)
• Memory: Independent Memory
• Core Functions: Regular Percentage (%), Mark-up (MU), Sign Change (\pm), Shift/Backspace key (\blacktriangleright)
• Dimensions (D × W × H): 145 x 103 x 30.7 mm