Brand : Casio ;model : mj-120da ; pack of : 1 ;warranty : 3 year's manufacturer warranty ; dimension : 30.1X123x140mm (h x w x d) features: type: check calculator dimensions: 30.1(H) x 123(w) x 140(d) mm 150 steps check displays up to 150 previous calculation steps. Localized number display. Displays numbers in four digit separator formats(type a, type b, type c and Indian). 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. Tax calculation automatic calculation of price plus tax, price less tax, discount, selling price, tax amount, discount amount, and margin amount. D regular percent regular percentage calculations. Mark-up all the mark-up capabilities of an adding machine for simplified cost and profit calculations. Function command signs a symbol (+, -, x, ) on the display indicates the status of operation you are currently performing.