Calculadora de secretária CASIO MS-20YC — modelo básico, pilha/solar, cálculo de imposto e margem, preta

CASIO MS-20YC is a basic desktop calculator that combines battery and solar power for reliable everyday use. The compact black housing, clear keys and a slanted LCD make numeric entry and simple accounting tasks, such as tax and profit calculations, quick and easy while fitting neatly on an office desk, shop counter or at home.

Advantages

The model is available in vibrant color variations and features a rounded, layered form that improves grip and gives a friendlier appearance. Raised key areas and an oblique printed pattern add subtle visual accents, while a rounded, slightly bold font enhances legibility. Flat keys with rounded corners provide comfortable touch operation, and the slanted LCD improves visibility of numerals from typical working angles.

Suitable for

• Everyday office calculations
• Shop counters and point-of-sale basic math
• Home budgeting and quick tax or profit checks

Key specifications

• Power: battery and solar hybrid
• Display: slanted LCD for improved readability
• Functions: basic arithmetic, tax calculation, profit calculation
• Key design: flat keys with rounded corners
• Form factor: desktop calculator with rounded corners and layered back form for better grip

How to use

Place the calculator on a stable surface and angle it for best visibility of the slanted LCD. Use the numeric and function keys to perform basic arithmetic operations; dedicated tax and profit keys enable quick financial calculations. The device switches between solar and battery power automatically, so normal indoor light plus battery backup ensures continuous operation.

Recommendations

Keep the solar panel exposed to ambient light for optimal power use and replace the battery when display dimming or inconsistent operation occurs. Clean the keys and exterior with a soft, dry cloth; avoid liquids or abrasive cleaners.