Compact and reliable, this calculator is designed for everyday convenience, delivering clear results and effortless operation for home, office, or school use. Key features include: Batterypowered for portability: Operates on a single AAA battery (not included). Automatically shuts off after 10 minutes or more of inactivity to help conserve energy and extend battery life. Easytoread large display: The 4inch LCD screen presents numbers in a clear, oversized format for quick viewing, even from a distance. Supports up to 12 digits, making it suitable for a wide range of calculations. The display is angled at 15 degrees to improve visibility, reduce glare, and minimize eye strain during extended use. Responsive mechanical keys: Designed with mechanicalstyle buttons similar to those on a mechanical keyboard, offering fast, accurate input with a satisfying tactile feel. Ideal for users who need consistent precision in their entries. Stable, nonslip design: Equipped with four antislip pads that enhance grip and prevent shifting during use on desks, tables, or countertops. for rapid, repeated calculations without slipping or wobbling. Practical applications: Ideal for students needing a dependable calculator for math, science, and exam preparation. A reliable choice for office professionals handling budgets, invoices, and accounting tasks. Useful in retail or small business settings for quick checks and tallying totals at the counter. With its combination of large display, mechanical keys, and energysaving auto shutoff, this calculator offers both comfort and efficiency for a variety of daily calculation needs.