Cheap Handheld USB Trackball Optical Mouse Mice Laptop PC

Specification

- USB 2.0
- Compatible with Mac OS, Windows XP /Vista / 7,
- Resolution 1200dpi
- Effective distance within 10 meters
- Cable length: 2 meters
- Size: 10.5 x 6.5 x 5cm

Handheld USB Trackball Optical Mouse Mice Laptop PC

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Handheld USB Trackball Optical Mouse Mice Laptop PC Features :

• Combining the trackball mouse with optical sensor
• Can be used on the desktop like ordinary optical mouse
• Unique shape, adjust your posture freely
• Convenient in the narrow space
• Ease the harm of palm joint or muscle for long-time using mouse

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Handheld USB Trackball Optical Mouse Mice Laptop PC Reviews, 10 out of 10. based on 109 ratings