Thanks to its mini size, you can easily carry the calculator with you; and it has clear numbers, comfortable keys and is non-slip and dirt-resistant. What it can offer you is a practical calculator that can can meet learning needs because of its multiple mathematical symbols and its support for 8-bit arithmetic. It is made of high-quality plastic and LCD material. The length of this mini calculator is 8.5cm and width is 5.4cm. This calculator is suitable for home, classroom, office, and school. Item Name: Mini Calculator Material: Plastic, LCD Features: Portable, Easy to Operate, No Noise, Compact Power Supply: 1 x Built-in Button Battery Size Details: Size: 8.5cm x 5.4cm/3.35" x 2.13" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Mini Calculator