Size: 14.6x11.8x2.5cmMaterial: PlasticIt is a calculator made of high-quality materials, sturdy and durable, and can be used for a long time. It is small and lightweight, making it very comfortable to carry. It can help you solve more difficult computing problems, suitable for places such as schools, offices, shops, etc.Battery: 1 AA battery (not included in the scope of supply)Note: Solar and battery power can be used.It is the best gift for children, students, colleagues, classmates, friends, etc.Portable design, very convenient to carry, can be directly placed in your wallet or backpack.It can support addition, subtraction, multiplication, and division, making it convenient and practical.Made of advanced materials, it is very durable and practical, suitable for long-term use.Very suitable for use in schools, homes, and offices. Simple calculations can be performed.