Texas Instruments TI-30 SLR Scientific Calculator Vintage Solar Powered Case

Texas Instruments TI-30 SLR scientific calculator offers reliable solar-powered performance for students and professionals alike. This vintage slide rule calculator features a slim, portable design housed in its original blue protective folding case. It includes a comprehensive set of scientific functions such as trigonometry, logarithms, and powers, all accessible through a clear, tactile keypad. The integrated solar panel ensures continuous operation without the need for batteries, making it an eco-friendly choice for mathematics, engineering, and science coursework.  Brand: Texas Instruments Model: TI-30 SLR Power Source: Solar / Light Powered Keypad Type: Tactile Scientific Display: LCD Case Material: Vinyl Folding Case Color: Silver and Blue Functions: Trigonometry, Logarithms, Square Root, Pi Included: Quick Reference Guide Era: 1980s Vintage Origin: Made in Italy  Keywords: Vintage Electronics, STEM, Math Student, Engineering Tool, Retro Tech, Solar Calculator, Scientific Calculator, 80s Office, College Supplies, Texas Instruments TI30, Slide Rule, No Battery  I ship within 1 business day! Check out my other items in my store!! Thank you!