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The high-precision trackball features a comfortable thumb-controlled design that is ideal for prolonged use by right-handed or left-handed users. Large trackball improves control while reducing hand and wrist movement. Fingertip control enables fast and precise cursor movement. Marble optical technology offers smooth and ultra-precise tracking. Custom buttons with included MouseWare software. WebWheel software optimizes web browsing. Compatible with PC and Mac Trackman Wheel includes a USB to PS / 2 adapter.
- Choosing a selection results in a full page refresh.
- Press the space key then arrow keys to make a selection.