GENIE 840 dB Calculator, 10 Digit, Large Angled Display, Battery & Solar Powered, Dark Blue, 12642

Price: €19.99 - €11.19
(as of Nov 24, 2025 11:31:42 UTC – Details)

From the manufacturer

GENIE 840 10-Digit Desktop Calculator

The GENIE 840 calculator is a compact desktop calculator with a large, angled 10-digit display. It is made of durable plastic and is available in colourful colours.

The calculator is powered by dual power, which means it works by both solar and battery operation. A battery is included. The GENIE 840 features basic arithmetic types such as addition, subtraction, multiplication and division, as well as root calculation, percentage calculation, and a 4-button memory.

The keyboard is made of easy to use and clean plastic keys. Weighing only 80g, the GENIE 840 calculator is lightweight and easy to carry.

Keyfacts

Dual power

With the combination of solar and battery powered, you can be sure that your calculator will always be ready to use, no matter where you are.

root calculus

The root calculation function of a calculator is a useful tool for mathematicians and engineers.

10-digit desktop calculator

The 10 digit calculator allows you to perform complex calculations and read results quickly and easily.

Large display

The large display allows you to see numbers and symbols clearly and clearly, which increases the accuracy of your calculations.

Technical details:

Product dimensions: 10.6 x 13.9 x 2.9 cm Item Weight 80 g Color Black, dark blue, dark red, grey, green, blue and pink Batteries ‎1 LR44 batteries required

Design: Compact desktop calculator with large, angled, 10-digit display
Keyboard: easy to use and clean plastic keys
Power supply: dual power (solar power in sufficient light and instant switch to battery operation in case of low light) / battery included
Functions: Basic arithmetic [+] [-] [x] [/], root calculation [√], percent [%], 4-key memory [M+] [M-] [MR] [MC], sign change [+/-]