HP 8s Specifications

Product Size:

• Dimensions: 152 x 80.72 x 13mm
• Weight: 20 grams
• Casing: ABS

Display:

• Size: 64x24x2.7 mm
• View area: 61 x18.8
• Display lines: 2 lines
• Calculation digits: 10
• Number of characters in command line: 79

Power supply:

• Battery: LR44x1

Memory:

• Independent memory: 9
• Sum to memory: 1
• Answer memory: 1

Basic calculations:

• Number of functions: 240
• Parentheses level: 24
• Stack level: OP stack 24 level, Data stack 10 level
• Mode menu
• Arithmetic calculations
• Fraction calculations
• Percentage calculations
• Degrees, minutes, seconds calculations

Scientific function:

• Trigonometric / inverse trigonometric functions
• Hyperbolic / inverse hyperbolic functions
• Angle conversion: DEG, RAD, GRAD Common and natural logarithms / antilogarithms
• Square roots
• Squares
• Cube roots
• Cubes Power & roots function
• Reciprocals, factorials & n
• Coordinate conversion: polar / rectangular
• Permutation & combination
• Random numbers
• Engineering notation calculations
• Round function

Statistical function:

• Single variable statistic / standard deviation
• Double variable statistic / standard deviation

Regression:

• Linear Regression: (LIN)
• Logarithmic Regression: (LOG)
• Exponential Regression: (EXP)
• Power Regression: (PWR)
• Inverse Regression: (INV)
• Quadratic Regression: (QUAD)

Other features:

• Operator priority
• Backspace
• Auto power off
• Replay function: up, down, left, right
• Error indication
• Decimal point selection
• Scientific display: 1 0+2