The product meets expectations and feels well-built.
Vintage Mechanical Calculator with Green Accents retro office
Product Details
1950's/1960's Friden STW Electro-Mechanical Automatic Calculator. The condition of this item is used / for parts only. The unit does power on but makes a loud noise and not sure if it works. This unit is sold as is. Please examine all the pictures and ask any questions prior to purchasing.
Daily Cleaning: Use a soft brush or damp cloth to gently wipe away dirt. Avoid harsh chemicals. For mesh areas, use diluted mild detergent and a soft brush.
Drying: Air dry in a cool, shaded place after cleaning. Avoid direct sunlight or high heat, which can cause fading and glue deterioration.
Storage: Stuff with paper to maintain shape when not in use. Store in a dry, ventilated area to prevent mold. Rotate between multiple pairs to extend lifespan.
Usage Notes: Designed for basketball. Not recommended for hiking, long-distance running, or other specialized sports where different performance features are required.


