Dual Power Convenience This calculator is designed with two dependable power sources to ensure uninterrupted use. Solar power operates the device in bright environments, while a battery backup (battery not included) ensures continued function when light is low. Automatic poweroff after approximately six minutes of inactivity conserves energy and extends battery life, making it a reliable tool for daily calculations. Clear 12Digit Display The large 12digit LCD screen offers clear, easytoread numbers for quick and accurate calculations. Its ergonomic viewing angle reduces eye strain and improves readability, ideal for extended use in offices, classrooms, or at home. Efficient and Comfortable Data Entry Equipped with large, responsive buttons, this calculator is designed to minimize input errors and allow faster operation. Two antislip foot pads keep the device stable during use, providing a smooth and efficient user experience for both children and adults. Comprehensive Functions Perform basic operations including addition, subtraction, multiplication, and division, along with financial functions such as M+, M, MRC, and MU buttons for memory and markup calculations. This functionality makes it suitable for a wide range of professional, educational, and household tasks. Practical Applications for office workers calculating expenses or profit margins Ideal for students handling daily math homework and school projects Convenient for home budgeting and quick everyday numerical tasks Compact in size yet fully equipped with essential calculation features, this calculator delivers reliable performance, ease of use, and durability for all your computing needs.