7 reviews. Mice.

"Ergonomic thumb-trackball with devoted multi-year owners, undermined by stock switch wear that turns users into solde…"

"Beloved ergonomics and 70-day battery, but switch failures at 18-24 months and finish wear recur across user and vide…"

"Open-source finger trackball loved for repairability; micro USB port and $144 price divide the community."

"Highly adjustable ergonomic vertical mouse plagued by coil whine and broken software acceleration that video reviewer…"

"Budget vertical mouse praised in video reviews for wrist comfort, but user discussions reveal significant caveats for…"

"A cult-classic ergonomic mouse praised for wrist pain relief, despite having an outdated sensor and heavy weight."

"A highly durable, finger-operated trackball favored by long-term users for CAD work and severe RSI relief, despite ne…"