【Multifunctional Calculator】This calculator desktop integrates a calculator and notebook with a stylus pen. No paper is needed, pursuing paperless eco-friendly. You can take notes while calculating, calling, and meetings to improve your study and work efficiency. 【Lightweight and Portable】This is a lightweight calculator with a writing pad and foldable design, and it weighs only 3.73 ounces. It is portable that you can carry it anywhere and it can be removed and used immediately when needed. 【Healthy and Eco-friendly】This calculator features a blue light-free LCD screen to protect your eyes, and you can use it as a notepad on your desk when you're not using the calculator. It is re-writable and can be rewritten over 100,000 times. Reduce paper consumption and be environmentally friendly. 【Mute Design】The calculator is made of comfortable silicone, and soft touch keys, easier to rebound, quiet, and no noise. Bring you a more comfortable touch and quiet using experience. The Mute button does not disturb others, suitable for office, learning, and a variety of use scenarios. 【Multi-scenario use】This high-quality calculator is strong enough to handle calculations in a variety of environments such as business accounting, school, home, office, etc., and would also be a great choice as a gift. Whether you are a student, a teacher, or a business person, it offers a fast, efficient, and eco-friendly experience!