Logitech Mx Anywhere 2s Wireless Mobile Mouse.

It is a wireless mouse featuring dual connectivity via the included Unifying receiver or Bluetooth Smart wireless technology. The mouse uses Darkfield high-precision tracking, allowing it to work on virtually any surface, including glass. Key features include a hyper-fast scroll wheel and cross-computer control using Logitech Flow software, which lets users copy and paste text, images, and files between up to three computers. The rechargeable battery provides a full day of power with just a 3-minute charge, and a full charge can last up to 70 days. It has a compact, sculpted shape designed for portability and comfort on the go.