Extra Large Base and Screen Designed for efficiency and comfort, featuring quiet yet responsive keys that provide accurate input with minimal effort. Autooff function helps save power and extends battery life. Dual power options allow reliable operation with both solar energy and an included AA battery. Large 1/2inch wide buttons ensure easy entry of numbers and functions, reducing errors. Includes 4function memory, rounding option, decimal point selector, and a Grand Total (GT) button for fast calculations. Protective wrap on the battery in the chamber should be removed before use for uninterrupted performance. Clear, EasytoRead LCD Display Angled flat panel LCD screen measuring 4.125 inches by 0.91 inches provides a clear and crisp readout. viewing angle reduces glare from overhead lighting, improving visibility in bright environments. DualPowered Reliability Operates with solar power in bright light, reducing battery use when adequate lighting is available. Includes AA battery for consistent performance even in lowlight conditions. Protective wrap on the included battery must be removed before use to ensure power continuity. Durable Construction Built with sturdy ABS plastic casing for longlasting durability. Smoothresponse keys are separately molded to maintain precision and reliability over time. Dimensions: 6.25 inches wide by 6.38 inches tall by 1.5 inches with tilted screen for ergonomic viewing and use. Practical Applications Ideal for office and home use, providing reliable calculations for accounting, bookkeeping, and financial tasks. Useful in retail environments for quick and accurate transactions. Suitable for educational settings, supporting student work in mathematics, business studies, and statistics.