Texas Instruments Phone Bank Calculator I-0689 with Case

For sale is a Texas Instruments Phone Bank Calculator I-0689 with its original case. This calculator powers on and appears to work, allowing you to perform various calculations on the go. However, please note that the LCD screen is currently dim, indicating that it may require a new battery to restore optimal brightness. This vintage calculator with its convenient case is a great addition to any calculator collection or a practical tool for quick calculations. Don't miss out on the opportunity to own this Texas Instruments Phone Bank Calculator I-0689. Please see the terms in the photos and/or below. Thank you!