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.

TECHNICAL SPECIFICATIONS
· Sensor technology Logitech Advance Optical Tracking
· Nominal value : 380 dpi
· Minimal and maximal value : 320 dpi - 440 dpi
· Number of buttons: 8
· Wireless technolog Advanced 2.4GHz wireless technology
· Operation distance About 10 m
· Battery Rechargeable Li-Po (500 mAh) battery
· Battery life Up to 4 months on a single full charge2
· Buttons Durability (Left / Right) 10 million clicks

DIMENSIONS
· Height x Width x Depth: 132.5 mm x 51.4 mm x 99.8 mm
· Weight: 164 g (without metal plate/without receiver)
· Weight: 259 g (with metal plate/without receiver)

PACKAGE CONTENTS
· Trackball
· Unifying receiver
· Micro-USB cable for recharging
· User documentation

WARRANTY INFORMATION
· 1-Year Limited Hardware Warranty