Logitech's most advanced trackball for trackball enthusiasts and users looking for alternatives to mice and touchpads.

• Leads to 20% less muscle strain than a regular mouse.
• An adjustable hinge provides comfort that’s tailored to you.
• The precision mode button lets you instantly switch between fast and precise tracking.
• Compatible with Easy-Switch and FLOW to work seamlessly on multiple computers.
• Connect up to 2 computers and switch easily between them.
• Copy and paste text, images, and files.
• Fast-charging battery that lasts up to 4 months on a full charge.
• Battery life may vary based on usage and computing conditions.
• Connect with the included Logitech Unifying receiver or via Bluetooth.