calculator desktop battery solar Texas Instruments dual powered Model TI-17955V

calculator desktop battery solar Texas Instruments dual powered Model TI-17955V TI solar and battery powered calculator classic mini desktop calculator easy to use large "SuperView" display with 8-digit LCD display angled upwared to see display easily large keys nicely spaced performs standard, basic arithmetic operations and 3-key memory, "auto constant," square root, percentage key and variable decimal settings key to easily change to entry of negative numbers measures approximately 4 1/4" x 5 1/4" x 1/2" tall Made in China very good or better preowned stored and used vintage condtion - circa 1980s-90s - please see photos - no condition issues identified - works great Barefoot Chardonnay Box 2