Features: Scientific Calculator with Notepad: Scientific calculator and notepad are designed as one, you can take notes while calculating to improve study and work efficiency. This engineering scientific calculator supports calculation of up to 10 digits and the notepad acts as a protection to protect the calculator from dirt. Press the clear button to erase notes and protect personal privacy. Lightweight and Portable: This is a lightweight scientific calculator with a writing board, foldable design, and weighs only 5 ounces. The scientific calculator is so compact that you can keep it in your pocket, take it out quickly when you need it and use it right away, making it easy to take notes on the phone and for quick notes. Healthy and Eco-friendly: The blue light-free LCD screen is used to protect your eyes, and you can also put it on your desk as a notepad when you're not using the calculator. The scientific calculator is rewritable, reduces paper consumption, is environmentally friendly, and eliminates the need to use a shredder to dispose of paper. Quiet Design: Using high-quality silicone keys, feel comfortable, scientific calculator suitable for daily calculation. The mute button does not disturb others. It is a scientific calculator suitable for office, study and various usage scenarios.Note: Manual measurement, there may be 1-2cm/1-3g error, which is not a quality problem. Due to different screen displays, there may be a color difference between the real object and the picture.Delivery Quantity: 1