The Deli WM19710 is a high-quality 12-digit desktop calculator, designed for efficiency and durability. It features a large LCD display with an acrylic cover, ensuring clear readability and protection against wear. The 120-step check & correct function allows users to review and amend up to 120 previous calculations, minimizing errors and enhancing accuracy. Built with a premium metal body, the Deli WM19710 offers a sleek silver finish, making it both stylish and highly durable. It is powered by dual energy sources (solar & battery), ensuring uninterrupted functionality even in low-light environments. Additional features include a 3-key memory function, automatic replay, and a correct function for seamless calculations. With its 3-year warranty, this calculator is a reliable choice for professionals, students, and businesses looking for a robust and long-lasting desktop calculator.