Scientific Calculators with Notepad Drawing Pen, Dual Energy Solar Calculator Small, 10-Digit LCD Screen, Desktop Basic Calculator for Office, Middle, High School College Students, Black

• CREATIONS AND CALCULATE ANYWHERE - This scientific calculator combines the functionality of a calculator with the convenience of a Writing Tablet to that you always have computing power at your fingertips, whether you're in the classroom, the offi • DUAL POWER SUPPLY DESIGN - Don't worry about running out of batteries when you use the solar calculator at school, work, or while traveling! The built-in replaceable coin cell batteries and solar power provide dual power sources, meaning it can eas • FOLDABLE SLIM - Open it like a notebook and use the stylus to quickly jot down notes and reminders on the drawing board. Fold the pocket calculator up like a book to fit easily in your pocket or bag. Weighs only 4 ounces, 0.25 in ultra-thin thick • COOL FANCY GIFT - In addition to the most basic 4 basic functions, this small calculator also provides 240 additional functions including statistical counting, trigonometric functions, and square root calculation, etc. which can meet almost all you • WORRY-FREE - We take every customer's satisfaction very seriously, if, for any reason we don't meet your expectations, you can get a free replacement within 90 days. If you have any questions, immediately, and we will provide you with 24-hour afte