Application: This small electronic calculator can effectively perform the calculation work for everyone. Its simple and universal appearance suits business, office, home, or basic calculation occasions. It also can be used as a gift for people who like math or work in the office. Advantage: 1. The large 12-digit screen is clearly displayed, making reading more accessible and faster. 2. Large and sensitive buttons provide quiet and comfortable typing for a pleasant user experience. 3. The display is designed with a 15 tilt screen, which is convenient for reading calculation results. 4. There is a non-slip mat at the bottom so that the body is not easy to slide. 5. Automatic power-off design reduces battery consumption and makes long battery service life. Instruction: The calculator already contains a button battery, so you can use the calculator to perform calculations directly when you turn it on. NOTE: 1. Please allow for slight color differences due to camera or lighting conditions. 2. Please allow for slight size deviation due to manual measurement.