This calculator features a large 5-inch, 12-digit display for easy viewing and reduced eye strain. It includes essential functions like grand total, markup, memory recall, and add/subtract keys for efficient calculations. Designed with large buttons and a clear layout, it's perfect for home or office use. Dual power sources—solar and battery—ensure long-lasting performance, with auto shut-off after 6 minutes of inactivity. Durable plastic keys provide reliable, everyday use without wear.