Specifications: Durable metal Faceplate ~ Tough cover stands up to rough treatment. Profit margin percent ~ "%" key gives quick access to prices and profits, and also delivers add-ons, discounts, ratios and increase / decrease values. Heavy Duty Durable Keys ~Keys are produced by injecting plastic of two different colours. Key markings are plastic, which means they do not wear or fade with use. Tax Calculation~ Automatic calculation of price plus tax, price less tax, discount, selling price, tax amount, discount amount, and margin amount. Key Rollover~ Key operations are stored in a buffer, so nothing is lost even during high-speed input. Two-way Power ( Solar cell + battery ) ~ Solar powered in sunlight, battery powered when lighting is low. Function Command Signs ~ A symbol (+,-,x,/) on the display indicates the type of operation you are currently performing. Extra Large Display 12 Digits Plastic Keys Dimensions: 24.2(H) x 107(W) x 174.5(D) mm Approx. Weight: 195g | 
