Logitech MX Master Wireless Mouse High-Precision Sensor, Speed-Adaptive Scroll Wheel, Easy-Switch up to 3 Devices

Unique thumb wheel: for horizontal navigation and advanced gestures
Easy connections for multiple computers: use with up to three Windows or Mac computers via included Unifying receiver or Bluetooth smart wireless technology
Easy switching between computers with the touch of the button
Tracks virtually anywhere - even on glass: the dark field sensor tracks flawlessly even on glass and high-gloss surfaces (4mm minimum thickness)
Advanced power management: up to 40 days of power on single charge. You can get enough power for a full day of usage in only 4 minutes, with No downtime while recharging

The ultimate precision mouse for power users powers up for an entire day in just three minutes. Harness the power of Logitech Flow and seamlessly move content between three computers. Scroll through documents and web pages faster and easier with the speed-adaptive scroll wheel. A sculpted, hand-crafted shape ensures comfortable hand and wrist support.

With Logitech Flow, seamlessly control up to three computers with one mouse and copy-paste text, images and files between them
Darkfield High Precision tracking gives you flawless control virtually anywhere - even on glass with up to 4,000 DPI
Just plug MX Master  into your computer using the micro-USB charging cable and get enough power for a full day of usage in three minutes only
Scroll through long documents or web pages faster and easier with the speed-adaptive scroll wheel that auto-shifts from click-to-click to hyper-fast scroll and side-to-side scrolling with a stroke of your thumb
Perfectly crafted, hand-sculpted shape supports your hand and wrist in a comfortable, natural position
Enjoy fine motion control and a fluid experience thanks to well-positioned buttons and wheels