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, our award-winning 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 4 buttons, adjust cursor speed

• DiamondEye optical tracking technology for premium cursor control and accuracy

• Award-winning Scroll Ring lets you scan up and down pages with ease

• 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

• Ambidextrous Design

• Auto Wake/Sleep

• Wireless USB Receiver Storage