Casio Calculator MS-100TER.Material: Plastic, Metal. Display Screen Type: LCD. Mantissa and Exp. Display: 10. Correction Key: No. Double Zero Key: Yes. Memory Keys (Quantity): 3. Currency Conversion: Yes. 4/5 Function: No.Auto Rounding: No. Cost, Sell, Margin Function: No. Sign Changing: Yes. Up Function: No. Percentage Function: Yes. Profit Calculation: Yes. Square Root Function: No. Statistical Calculations: Yes. Tax Calculation: Yes. Time Calculation: No. Decimal Select: No. Thousand Separator: Yes. Margin: No. Power Supply Type: Battery, Solar. Number of Batteries Supported: 1. Battery Size Supported: LR54. Number of Characters: 10.Number of Keys: 30 Keys. Text Book Display: No. Weight: 115 g. Included in Delivery:1 x Calculator, 1 x LR54 Battery. Dimensions: 32 x 103 x 145 mm (H x W x D). Colour: Blue.