Calculator with 2-line reading screen (10+2 digits). Simultaneous viewing of expression and result. 240 integrated functions, including 124 scientific functions. Trigonometric functions, parabolic and hyperbolic functions and calculation of up to 6 different types of regression; memory for the storage of averages. Automatic calculation of fractions, cursor keys for navigating through menus, bracket structure allowing up to 24 levels, memory for storing variables, computations using grads, degrees and radians, mutual transformation between rectangular and polar co-ordinates, mutual conversion between decimal and sexagesimal systems, random number generator, percentages, fractions, combinations, permutations, statistical calculations, large keys with structured arrangement, SCI/FIX/ENG notation functions, formation of sums. Power: 2 x AAA batteries (included). Purple calculator with hard-wearing metallic Copper protective cover. Measurements: 16.7 x 8.4 x 1.9 cm. Includes instructions.