240 Copper Functions Scientific Calculator (320008) COPPER collection scientific calculator with 2-line LCD display (10 + 2 digits). Simultaneous display of mathematical expression and result. Has 240 built-in functions. Purple calculator with a sturdy metal protective cover. Power source: 2 x AAA batteries included. There are instructions. ZMILAN calculators meet the requirements of the Directive on the Restriction of the Use of Hazardous Substances regarding the use of certain hazardous substances in electrical and electronic equipment. An original project created by MILAN's own R&D department. Packed on a blister. Calculator size: 16.7 x 8.4 x 1.9 cm. Main possible functions: statistical calculations; Account of 6 different regression radars including their A, B coefficients; black transformation of rectangular and polar coordinates; direct operations in parts, including sixties; trigonometric and inverse trigonometric functions; parabolic and hyperbolic functions and inverse functions; calculation based on angular units in degrees, radians, hail; conversion of decimal and hexadecimal systems; random value generation; calculation of combination and permutation; engineering notation; cursor menu change; bivariate statistics where mean, estimated and total value are calculated; SCI/FIX/ENG functions.