Take a step back in time with this vintage Texas Instruments TI-55-II scientific calculator. Made in the USA, this calculator has been tested and is in fully functioning condition. Its brand, Texas Instruments, is a trusted name in the industry and its model, TI-55-II, is a classic that collectors and enthusiasts alike will appreciate. This calculator is not only functional, but also a piece of history with its vintage status dating back to when it was first released. Perfect for anyone looking for a unique addition to their collection or a tool for everyday use. Batteries not included