Texas Instruments TI-30X IIS Calculator.
Used with normal wear from use.
Tested and Working.
- Robust, professional grade scientific calculator. Logs and antilogs
- It has 2-line display shows entry and calculated result at same time
- Easily handles 1 and 2 variable statistical calculations and three angle modes (degrees, radians, and grads) and scientific and engineering Falsetation modes
- Solar and battery powered
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