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Product Description

A simple design that is unique and can be used for a long time.
Key shape square shape for speedy typing / Silicone skull key that fits your fingertips
Answer check function automatically matches the previous calculation results and answers

Legal Disclaimer

Same day expedited shipping! About the Product: Please be aware that there may be small scratches or scratches on the packaging of the "Domestic genuine product/brand new. ◆ We are sure to have our stock! Free shipping nationwide! Convenience store available; Product management label can be removed cleanly; Carefully packaged and shipped quickly from Amazon delivery center. In addition, if the product is defective, please buy with confidence as we will respond to the Amaozn Customer Center