Kensington Pro Fit Ergo Vertical Wireless Trackball Mouse Black

Manufacture # Kensington | Model # K75370WW

Promotes proper wrist, arm, and shoulder alignment to maximize comfort and minimize potential strains.

Features:

• All-day comfort is provided through an ergonomist approved design featuring a 60-degree tilt and natural handshake position to improve wrist and forearm alignment.
• Easy to use, with the same left click, right click, and scroll wheel operation as a traditional mouse, while providing the advantages of a trackball with a simple roll of the thumb.
• The high-quality optical tracking sensor, 34mm thumb-operated trackball and triple DPI switch provide smooth cursor control, optimal precision and easy cursor speed transitions.
• Flexible wireless connection options let you connect your vertical trackball to up to 3 different devices — one via the 2.4GHz nano dongle that stows inside the trackball body, and two additional connections via Bluetooth.
• Experience plug-and-play default settings or use KensingtonWorks software to set pointer and scrolling options and professionally customize nine buttons to tackle common tasks with one touch.
• Unique, easy-to-clean design features a built-in trackball ejection button to effortlessly remove the trackball to clean dirt, grime, and germs — and keep the trackball functioning smoothly.
• Works for up to 18 months on two AA batteries (included). The battery indicator light eliminates surprises. Battery life may vary based on usage.

Overview:

• Movement detection technology: Trackball
• Buttons quantity: 9
• Silent click: Yes
• Form factor: Right-hand
• Works on any surface: Yes

Manufacturer Warranty: 01 Year Limited Warranty