Experience versatile and efficient calculation with this dual-power calculator, designed to operate with solar energy or a single AAA battery (battery not included) for continuous, energy-saving performance. Featuring a high-quality Japanese LCD screen, this calculator offers a clear 12-digit display, ensuring precise and easy-to-read data for all your calculations. Key Features: · Dual Power Modes: Operates on solar power or one AAA battery, providing reliable and eco-friendly usage wherever you need it. · Large 12-Digit LCD Display: Equipped with a sharp Japanese LCD screen that displays numbers clearly, supporting positive/negative signs, percentages, and square root calculations for versatile use. · Advanced Calculation Functions: Supports rounding off and decimal place settings, enhancing calculation accuracy and flexibility for various tasks. · Memory and Clear Functions: Includes MC, MR, M+, M- memory keys and CE/C part/all clear functions for efficient and convenient operation. · Auto Shut-Off: Powers down automatically after 8 minutes of inactivity to conserve energy and extend battery life. · Ergonomic Design: Features large ABS plastic buttons with comfortable texture and precise positioning, certified to withstand over 1 million presses for long-lasting durability. · Anti-Slip Stability: Designed with non-slip silicon on the bottom to keep the calculator securely in place during use. Specifications: · Item Type: Calculator · Item Size: 19 x 15.5 x 4 cm (7.5 x 6.1 x 1.6 inches) · Item Weight: 300 g (10.6 oz) Package Includes: · 1 x Calculator This calculator combines energy efficiency, durable construction, and user-friendly features, making it perfect for students, professionals, and anyone seeking reliable performance in everyday calculations. Its dual power source and comprehensive functions ensure seamless operation for a variety of tasks in home, office, or academic settings.