Ultimate Expert Mouse Wireless Trackball, 2.4 Ghz Frequency/30 Ft Wireless Range, Left/right Hand Use, Black Collection [JSA8BszN]

The Expert Mouse Wireless Trackball gives you the freedom to be hyper-productive without being limited by a USB cable. The trackball can be paired through Bluetooth® 4.0 LE to save a valuable USB port, or connected via USB nano receiver. TrackballWorks™ software offers incredible customization, and optical tracking technology offers smooth, precise cursor control. Plus, Scroll Ring lets you quickly scan up and down web pages or long documents. Add it all up and you get exceptional comfort and ease-of-use from the brand that has set the industry standard in trackballs for more than 20 years.

• Wireless connection via Bluetooth® 4.0 LE or USB nano receiver.
• TrackballWorks™ software lets you customize all four buttons, adjust cursor speed.
• DiamondEye™ optical tracking technology for premium cursor control and accuracy.
• Scroll Ring allows precise fingertip scrolling.
• Large ball is designed as a perfect sphere to provide exceptional precision.
• Detachable wrist rest supports hand and wrist for ergonomic comfort.
• Ambidextrous design works equally well for both right-handed and left-handed users.
• Auto-sleep helps conserve AA battery life.