The OEM Sharp Simple Calculator SHRQS2130 features a 12-digit liquid crystal display (LCD) with 3-digit punctuation. It includes an adjustable stand and a carrying case for convenience. This calculator offers multiple-use key functions, 4-key memory, and a second 2-key memory function, along with options for rounding up, off, or down. Additional features include add mode, floating/fixed decimal selectors, and Constant and Sigma mode selectors. It is powered by both a built-in solar cell and a lithium cell for versatile energy options.