Like New - HP 10bll+ Financial Calculator - Whether you are a student or a practicing professional, the fast and powerful HP 10bll+ makes it easy to solve business, financial, statistical, and math calculations accurately and quickly. Used for business/financial Calculator technical information. Calculate loans, savings, leasing, amortization, cash flow analysis. Calculate IRR, NPV, NFV, depreciation, SL, SOYD, DB, bonds interest, conversion, margin cost, sell, break-even, analysis, date calculations. Calculate trigonometric inverses, trigonometry hyperbolic inverses, and hyperbolic square root. Calculate statistical analysis standard deviation prediction correlation probability. Dimensions: 5.7" height, 3.2" width, 0.6" depth. Weight 3 oz. LCD display. 2 C batteries required. Normally sells for $35 + shipping. Selling for $20.