The Canon HS-20TSC is a 12-digit semi-desktop calculator designed for school, home-office and everyday business calculations. Its large LCD uses an upright viewing angle with a fold-out stand, while a metal faceplate and acrylic display cover provide a practical desktop design. Dedicated tax, currency conversion and business calculation functions make the HS-20TSC useful for common financial tasks, including cost, selling price and profit margin calculations. Solar operation with an LR44 battery provides dual-power convenience for regular use. Key Features 12-Digit Display: Large LCD with a 93.2 x 27.1 mm viewing area. Fold-Out Stand: Upright display angle helps improve visibility during desktop use. Tax Calculation: Supports inclusion or exclusion of an assigned tax rate. Currency Conversion: Built-in conversion function for everyday financial calculations. Business Calculation: Performs cost, selling price and profit margin calculations. Dual Power: Operates using a solar cell and one LR44 battery. Technical Specifications Component Specification Canon Model HS-20TSC Item Code 2469C004 Produ Type Semi-Desktop Calculator Display Type LCD Display Digits 12 digits LCD Window Size 93.2 x 27.1 mm Display Angle Upright angle with fold-out stand Display Cover Acrylic Metal Faceplate Yes Business Calculation Cost, Sell, Margin Tax Calculation Yes Currency Conversion Yes Percentage Yes Backspace Yes Rounding & Decimal Selector Yes Reciprocal Calculation Yes Memory Memory Recall, Memory Clear Double Zero 00,0 Power Source Solar cell and 1 x LR44 battery Automatic Power-Off Approx. 7 minutes Operating Temperature 0°C to 40°C Dimensions 180 x 108 x 26 mm Weight 159 g Recycled Material Part-manufactured from recycled Canon produ plastics, at least 20% by plastic weight Compatibility & Important Information The HS-20TSC is a semi-desktop calculator intended for everyday arithmetic, tax, currency and business calculations. The Cost, Sell and Margin functions support common business calculations. Canon lists square root and sign change as unsupported functions on this model. The calculator operates using a solar cell together with one LR44 battery. Please to review Q: How many digits does the Canon HS-20TSC display? A: It has a 12-digit LCD with a 93.2 x 27.1 mm display area. Q: Does the HS-20TSC support tax calculations? A: Yes. It can include or exclude an assigned tax rate during calculations. Q: Can it perform currency conversion? A: Yes. Currency conversion is an officially listed function. Q: Does it support business calculations? A: Yes. It performs Cost, Sell and Margin calculations for cost, selling price and profit margin. Q: Can the display angle be adjusted? A: The calculator uses an upright display angle with a fold-out stand for easier viewing. Q: How is the Canon HS-20TSC powered? A: It operates using a solar cell together with one LR44 battery. Q: Does it switch off automatically? A: Yes. Canon specifies automatic power-off after approximately 7 minutes. Q: Does the HS-20TSC have a square root function? A: No. Canon lists square root as unsupported on this model.