The Casio FX-991CW school calculator is a versatile scientific calculator that is ideal for use in school and university. With a clear four-line LCD display and natural input and output, it allows for user-friendly operation. The calculator offers an impressive selection of 540 built-in functions, including trigonometric and hyperbolic functions, as well as the ability to perform spreadsheet calculations and handle 4x4 matrices. The QR code function expands its usability by facilitating access to additional information and resources. It is powered by solar cells, supported by a backup battery, ensuring sustainable use. With a compact design and a weight of only 95 grams, the FX-991CW is easy to transport and is perfect for use on the go.

• Natural input and output with a 10 + 2 digit LCD display
• 540 built-in functions, including constants and unit conversions
• QR code function for enhanced access to information
• Automatic shut-off for energy savings
• Memory for up to 9 variables.