Donemore Portable Mini Solar Desktop Calculator, 12 Digit, Display Screen - Perfect for Office, Teachers, and Students Features: 1. Solar Powered: This calculator is equipped with solar panels, allowing it to the power of the sun for sustainable energy. Say goodbye to constantly changing batteries and reduce your environmental . 2. Premium Aluminum Build: Crafted from nice-quality aluminum alloy, this calculator looks sleek and modern but also provides durability and long-lasting performance. Its sturdy construction ensures it can withstand everyday use without losing its elegance. 3. Sleek and Thin Design: With its slim , this calculator is designed to be portable and space-saving. It easily fits into bags, pockets, or desks, making it convenient to carry around and use wherever you go. 4. 12-Digit Display: The large and clear 12-digit display ensures easy readability, allowing you to effortlessly perform calculations. Whether you're working on basic math or formulas, this calculator provides accurate and results. 5. Comfortable and Responsive: The calculator features elastic rubber buttons that provide a comfortable typing experience. They are designed to be responsive, ensuring quick and accurate input. The ergonomic design of this calculator ensures a comfortable grip and effortless . Product Description: size:50mm x 101mm x 7mm/1.97*3.98*0.28in The product includes: Calculator x1 Product Description: size:50mm x 101mm x 7mm/1.97*3.98*0.28in The product includes: Donemore Portable Mini Solar Desktop Calculator, 12 Digit, Display Screen - Perfect for Office, Teachers, and Students Features: