Logitech Anywhere Mouse MX Wireless - for PC & Mac with Receiver Case Wireless  (USB, Black)

"Works virtually anywhere- even on glass!Six-in-one power: Connect up to 6 compatible devices Comfortable, even on-the-go. Travel pouch included. Logitech hyper-fast scrolling and Back/forward buttons for easy surfing Contents: Mouse, Logitech Unifying receiver, Travel pouch, 2 AA batteries, and User documentation."