This item may show minimal wear and is in great condition.  USB Unifying Receiver and metal hinge are included. Charging Cable in not included.

Overview: 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. A unique adjustable hinge offers personalized comfort - choose the best angle for you between 0 and 20°. Precision mode button allows to instantly switch between speed and precise tracking. Easy-Switch and FLOW-enabled for effortless multi-computer workflow. Pair up to 2 computers and easily switch between them, copy and paste text, images and files. Connect using the included Logitech Unifying receiver or via Bluetooth.

Ergonomic design for more comfort

Customize the trackball angle from 0–20° for a more natural, comfortable hand position. 20% less muscle fatigue compared to e regular mouse.

Precision scroll wheel

Featuring horizontal scrolling and a convenient middle click.

Advanced precision-mode tracking

Switch instantly between accuracy or speed mode tracking.

Multi-computer workflow

Move your cursor, files, and links across two devices using Logitech FLOW technology.

Micro-USB charging battery

Up to 4 months on a full charge, gain 3 hours in 1 minute.

Dual connectivity

Connect up to two Windows or mac OS computers via included USB Receiver or Bluetooth wireless technology. Up to 32.8 feet of wireless range.

Customize for your tasks

Work faster with customized shortcuts on up to 6 buttons with Logitech Options software.