Description: Yellow mustard color case with black lettering: This is the classic and distinctive look for this model. It's compact, about the size of a computer mouse.
Powered: AAA x 4: It runs on 4 AAA batteries, making it portable and easy to power in the field.
Connection: Serial Port (DB-9): This is the most critical detail for a modern user.
Vintage Technology: Serial ports (RS-232) were standard on computers 20+ years ago but are now obsolete.
Modern Use Requires an Adapter: To use this with any modern computer (which only has USB ports), you will need an active Serial-to-USB adapter. A simple cable won't work; it must be an active converter chipset. Even then, driver compatibility with modern Windows (10/11) or macOS can be challenging.
Condition: Untested: This is a major caveat. Without powering it on and acquiring a satellite signal, its functional status is unknown. It could be perfectly functional, or it could be dead.
Condition: Missing 1 out of 4 rubber bottom dots: This is a minor cosmetic issue. The rubber feet prevent sliding and protect the case. Missing one is not a functional problem but confirms the unit is "Used.
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