Feature: 1. Multifunctional: The versatile design of the calculator handwriting board not only allows you to perform calculations, but also can be applied for handwriting, sketches and memos, allowing you to complete multiple tasks on a single device, which is convenient, practical, yet efficient and convenient. 2. Material: Made of selected materials to improve the sturdiness and durability of the calculator tablet, as well as a comfortable feel, so that you will not feel uncomfortable for a prolonged period of time, to provide you with a comfortable experience. 3. Accurate Calculation: Calculator LCD handwriting tablet accurate calculation function, can quickly complete a variety of financial and accounting tasks, to help you efficiently and accurately handle related matters, improve work efficiency. 4. Practical: Suitable for both kids and adults, this calculator has a strong practicality, whether it is to cope with household expenses or study calculations, while it is easy to carry, so you can use it anytime and anywhere. 5. Easy to Clean: The surfaces of the notepad is designed to be easy to wipe off for cleaning and reuse, making it easier and quicker for you to use while keeping it neat and tidy. This design allows you to not have to worry about dirt affecting the effectiveness of your use. Specification: Item Type: Calculator Notepad Material: ABS Battery Type: CR2032 Nominal Battery Capacity: 225 mAh (built in) Size: Approx. 253 x 159 x 16mm / 9.96 x 6.26 x 0.63in. Package List: 1 x Calculator (with Pen) 1 x Instruction Manual