A NEW STANDARD OF COMFORT AND PRECISION Logitech's most advanced trackball for trackball enthusiasts and consumers searching for alternatives to mice and touchpads. Delivers 20% less muscular strain compared to a regular mouse. MX ERGO features a unique adjustable hinge for personalized comfort and the latest tracking, scrolling and power management technology. Logitech FLOW enables effortless cross computer control.

• CUSTOMIZED COMFORT Finally a trackball you can truly call your own. A unique adjustable hinge allows you to choose the best angle between 0and 20 for a more natural hand position and greater comfort.
• ADVANCED TRACKING AND PRECISION MODE BUTTON Change the speed and accuracy of your cursor for optimal control with a press of a button.
• EFFORTLESS MULTI-COMPUTER WORKFLOW Connect and work on two devices at the same time and easily switch between them. Boost your cross-computer experience with Logitech FLOW technology. Copy and paste text, images and files between computers.
• LONG-LASTING AND FAST RECHARGEABLE BATTERY Battery holds power for up to 4 months on a full charge. One minute of charge gives up to a full day of use.
• Sensor technology Logitech Advance Optical Tracking Nominal value : 380 dpi Minimal and maximal value : 320 dpi - 440 dpi Number of buttons: 8
• Wireless technology Advanced 2.4GHz wireless technology
• Operation distance About 32 ft (10 m)
• Battery Rechargeable Li-Po (500 mAh) battery
• Battery life Up to 4 months on a single full charge
• PACKAGE CONTENTS Trackball Unifying receiver Micro-USB cable for recharging User documentation

Product Dimensions:

3.92 x 5.21 x 2.02 in

0.36 lbs

Shipping Dimensions:

7.90 x 7.10 x 2.50 in