Logitech MX Master Wireless Mouse – High-precision Sensor, Speed-adaptive Scroll Wheel, Thumb Scroll Wheel, Easy-Switch up to 3 Devices Description MX Master wireless mouse is the flagship mouse from Logitech designed for power users. This high-end product offers comfortable hand-sculpted contour, stunning design and advanced features, and is optimized for Windows and Mac. Sensor technology - Darkfield high precision , Nominal value: 1000 dpi, DPI (Minimal and maximal value): 200 to 4000 and dpi (can be set in increments of 50 dpi). Features: 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 Laser 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. ( Battery life may vary based on user and computer conditions) Product Details: Brand: Logitech Color: Black Connectivity Technology: Wireless Special Feature: Wireless Movement Detection Technology: Laser Wireless Type: ‎802.11a/b/g/n Brand: ‎Logitech Series: ‎910-004337 Item model number: ‎910-004337 Hardware Platform: ‎PC Operating System: ‎Mac OS X 10.7 Lion, Windows 10 Item Weight: ‎5.1 ounces Product Dimensions: ‎1.9 x 3.37 x 4.96 inches Item Dimensions LxWxH: ‎1.9 x 3.37 x 4.96 inches Color: ‎Black Power Source: ‎Battery Powered Batteries: ‎1 A batteries required. (included) Manufacturer: ‎Logitech Is Discontinued By Manufacturer: ‎No Date First Available: ‎March 24, 2015