Logitech Advanced Wireless Trackball

Compare with M570. Upgrade your computer with the Logitech Advanced Wireless Trackball. It gives you a different kind of comfort and stays in one place and supports your hand to let you work all day with ease. The Logitech trackball enables you to move the cursor without moving your arm. It can go for up to 18 months without changing the included AA battery. The 2.4GHz wireless connection lets you control your laptop, desktop computer or home theater PC wirelessly from up to 30' away. The mouse wireless trackball is compatible with both Windows and Mac operating systems.

Logitech Advanced Wireless Trackball Trackball comfort sculpted shape supports your hand and stays in one place, move the cursor without moving your arm Work and play anywhere get smooth, precise cursor control wherever you use your trackball, on your desk, couch, even your bed Long battery life mouse wireless trackball can go for up to 18 months without changing the included AA battery (battery life may vary based on user and computing conditions) For Windows or Mac OS robust 2.4GHz wireless connection lets you control your laptop, desktop computer or home theater PC wirelessly from up to 30' Logitech trackball includes wireless receiver that stays in your laptop and lets you add compatible devices as you need them