Casio Calculator MX 12S

A full lineup of easy-to-use models to meet a variety of different needs. Value Series Mini Desk Type 31.7(H) x 103(W) x 145(D) mm Extra Large display : Larger display makes more data easier to read. Two-way power (Solar Battery) : Solar powered when light is sufficient, battery powered when light is insufficient. Key rollover : Key operations are stored in a buffer, so nothing is lost even during high-speed input. Plastic keys : Designed and engineered for easy operation. Regular percent : Regular percentage calculations. Mark-up : All the mark-up capabilities of an adding machine for simplified cost and profit calculations.