Imitation Mechanical Button: This mimic calculator is designed with mechanical keys, which are comfortable and sensitive, with a strong tapping sensation that brings pleasure every time you use it. Large LCD Display: The calculator features a 10-digit digital display that can be placed on a desktop and is compact in size, only 3.7 6.5 inches, so it won't take up too much space and is easy to use. 15 design: 15 design of the display, large and clear screen, and scientific and reasonable layout, to improve the comfort of use, to avoid fatigue caused by prolonged use. Gradient Color Buttons Transparent Appearance Design: There are four colors pink blue green, and purple. Pink calculator is stylish and popular. There are four non-slip feet on the bottom, which can increase the friction when placed on a flat surface and keep it stable, and convenient for daily use. High Quality: Transparent body, good quality, and wear-resistant. Warm tips: the calculator uses one AAA battery, this product does not include the battery.