A different kind of comfort. A different kind of control. All-day comfort
Work in comfort with a stable, sculpted trackball that supports your hand and lets you rest your arm. Small wonder
Logitech Unifying receiver-the tiny, wireless receiver that stays in your laptop and lets you add compatible devices as you need them. Super powered
With up to 18 months of use from a single AA, you might just forget your trackball uses batteries at all.