Overview:

A different kind of comfort. A different kind of control. Work in comfort with a stable sculpted trackball that supports your hand and lets you rest your arm. Logitech® Unifying receiver—the tiny wireless receiver that stays in your laptop and lets you add compatible devices as you need them. With up to 18 months of use from a single AA you might just forget your trackball uses batteries at all. 36 Month Warranty

Features:

• Trackball comfort
• Compact footprint
• Time-tested shape
• Logitech Advanced 2.4 GHz wireless
• Wireless freedom
• Tiny wireless receiver
• Logitech Unifying receiver
• Storable receiver
• 18-month battery life
• Work-and play-anywhere
• Adjustable speed
• Scroll wheel
• Programmable buttons
• Back/Forward buttons
• Easy to clean
• Easy to move

Specifications:

• Windows-based PC - Windows® XP Windows Vista® or Windows® 7; USB port; Internet connection for software download
• Mac Computer - Mac OS® X 10.5 or later; USB port; Internet connection for software download
• Package Contents - Trackball Logitech® Unifying receiver; 1 AA battery; User documentation