Used but in very good condition
eBay
Model: 20S. Item has normal wear for age and handling, tested fully functional, case shows normal wear from age and handling. - See Photos! Serial Number: 3050S05344.
eBay
eBay
Pre-owned works fine selling as is in the pictures.
eBay
HP 20 S Scientific Calculator Made in USA with original case. New batteries and Tested. See photos for more detailed condition. Feel free to ask any questions.
eBay
eBay
Condition: Good.
eBay
9220
eBay