Vintage Unitrex Memory 8 Red LED Calculator

Works. The clear button is extremely finicky as is the 5 button. This would be frustrating as a daily driver, but the cosmetic condition is overall very good. Some corrosion to tab in battery compartment, I would consider it minor, please see pictures. Also, the refresh rate of the LED digits causes some of the pictures to look faded or uneven, it is imperceptible to the naked eye. No battery included.