Texas Instruments TI-84 Graphical (16 Digit) Price: Rs. 9,310 To help you solve all math problems, Texas Instruments has designed this TI-84 Plus Graphical calculator so that you do not have to struggle to manually calculate every problem. The TI-84 Plus is a graphical calculator that enables 16 digits on its display, thus making it an office tool that will be beneficial for all the individuals who prefer detail. Power by 4 AAA batteries with silver oxide, this calculator can be used for endless hours before the batteries die out. This Texas Instruments calculator comes with USB connectivity, therefore allowing you to connect this device to a USB port. In addition, the 8 x 16 digit calculator also comes with I/O ports for communication with other TI products. You can now communicate with your friends and use their help to solve problems that you find hard. The TI-84 Plus is also equipped with a memory function, 24 KB RAM, 48 KB Flash ROM and constant memory so that all your calculations can be done at an instant no matter how complicated they may be. The 96 x 96 pixels calculator comes with various preloaded features which help calculate trigonometric calculations, standard deviation and regression. You can also calculate simple functions such as the square root and the grand total. The auto power-off feature will help conserve the battery when the calculator is not in use. This amazing TI-84 Plus Graphical calculator will definitely benefit the layman and also all the professionals who love to do math.