10 digitsTax calculationAutomatic calculation of price plus tax, price less tax, discount, selling price, tax amount, discount amount, and margin amount.Cost/Sell/MarginCalculate the cost, selling price, or margin of profit on an item, given the other two values.Two-way power (Solar + Battery)Solar powered when light is sufficient, battery powered when light is insufficient.Function command signsA symbol (+, -, ×, ÷) on the display indicates the status of operation you are currently performing.Key rolloverKey operations are stored in a buffer, so nothing is lost even during high-speed input.Extra Large displayLarger display makes more data easier to read.Plastic keysDesigned and engineered for easy operation.Profit margin percent" % " key gives quick access to prices and profits, and also delivers add-ons, discounts, ratios and increase/decrease values.Durable metal FaceplateTough cover stands up to rough treatment. 
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