Desk calculator with a writing pad, Premium desk calculator for students and office workers Calculator with notebook: The calculator and notebook are designed as one piece. You can take notes while calculating, improving study and work efficiency. The calculator supports calculations up to 12 digits, and the notebook acts as a protective cover to keep the calculator clean. Press the Clear button to erase notes and protect privacy. Lightweight and portable: This is a lightweight calculator with a writing pad, foldable design, weighing only 4 oz. It's so compact that you can carry it in your pocket, quickly take it out and use it whenever needed. Practical for taking notes during phone calls, quick notes, and meeting minutes. Eco-friendly and healthy: LCD screen without blue light protects your eyes. When you're not using the calculator, you can place it on your desk as a notebook to organize paper. Quiet design: Equipped with H-grade silicone buttons, comfortable and suitable for daily calculations. The quiet button doesn't disturb others, making it ideal for offices, learning, and various usage scenarios.