About this item

• MAGSPEED WHEEL: Ultra-fast, precise, quiet MagSpeed electromagnetic scrolling
• DARKFIELD 4000 DPI SENSOR: Darkfield 4000 DPI sensor for precise tracking on any surface, even glass (up to 4mm in thickness)
• COMFORTABLE DESIGN: Tactile reference for hand positioning makes it easy to stay oriented and in your flow
• FLOW CROSS-COMPUTER CONTROL: Supports flow cross-computer control across multiple screens. Pair up to 3 devices via Bluetooth Low Energy or Unifying USB receiver