This is a OEM CALCULATORS VICTOR brand Calculators Machine (CALCULATOR)(V34). Product Features: Basic Functions: Addition subtraction multiplication division Color: Black silver Display: 2 lines Features: Algebraic input mode 5 memory registers Power Source: Solar panel Product Description: Victor V34 - scientific calculator Product Type: Scientific calculator - LCD - 10 digits + 2 exponents Scientific Functions: Hexadecimal decimal octal binary trigonometry radian degree coordinate conversion factorial fraction statistics fraction from to decimal hyperbolic logarithm unit conversion angle conversion variables powers linear algebra logical calculation reciprocal power root Key Selling Points: Large 10 digit LCD display with 2 digit exponent - easy-to-read large liquid crystal display Comparable to the TI-30XIIS - similar key layout and functionality but has a larger display 2 line scrolling display - shows input on top and results on bottom Conversions - fraction/decimal polar/rectangular hex/dec/oct/bin fractions/reciprocals/radians Algebraic logic - allows equations to be entered as they appear on printed page Trigonometric functions in degrees and radians - logarithms powers roots reciprocals factorials and so on Equation recall - retains previous entries memory values and individual statistical elements 2 variable statistics - enter delete insert edit Hybrid power - operates on solar power with backup Benefits of this product: This 10 digit scientific calculator has a key layout and functions comparable to the TI 30X-IIS plus boolean logic and hex dec oct and binary keys. 2-line display shows entries on the top line and results on the bottom it is perfect for students in general math algebra 1 & 2 science statistics trigonometry and geometry. Algebraic logic allows equations to be entered as they appear on printed page. Combines statistics and advanced scientific functions in a durable and affordable calculator and other innovative features: equation recall trigonometric functions in degrees and radians fractions reciprocals factorials universal powers and roots decimal/fraction conversions natural logarithms polar/rectangular conversions 2-variable statistics and basic scientific functions. What s In the Box: Victor V34 Hard case This victor v34 10dig x 2line advanced scientific is a great calculators > scientific item at a reduced price under $20 you can t miss.