The EL531TH performs over 273 advanced scientific functions and utilizes a 2-line display and Multi-Line Playback to make scientific equations easier for students to solve. It is ideal for students studying general math, algebra, geometry, and trigonometry. In addition, it can be used for statistics, biology, chemistry, and general science. Hard cover protects from scratches. More information: Packaging data | Manual | Yes | Design | Form factor | Pocket |  | Type | Scientific | | Product colour | Black, White | | Housing material | Plastic | | Control type | Buttons | | Keys quantity | 48 keys | Power | Power source | AC/DC | | Number of batteries supported | 1 | | Battery type | AAA | | Auto power off | Yes | Weight & dimensions | Width | 80 mm | | Depth | 15 mm | | Height | 161 mm | | Weight | 115 g | Performance | Symbolic notation | Fraction | | Random number/integer generator | Yes | | Negation key | Yes | | Maximum number of pending operations | 9 | Display | Digits | 10 digits | | Display type | LCD | | Display number of lines | 2 lines |
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