LOGITECH 910002225 M185 Wireless Mouse, Black Description Global Product Type:Mice Wired/Wireless:Wireless Size:3 1/2"w x 5 9/10"d x 8 1/4"h Color(s):Black Left/Right Hand Use:Left/Right Maximum Wireless Range:30 ft Connector/Port/Interface:USB Batteries Required:Yes Batteries Included:Yes Type of Batteries Required:1 AA Operating System Compatibility:MacR OS X 10.3.9 and Later,WindowsR XP, Vista?, 7 Frequency:2.4 GHz Pre-Consumer Recycled Content Percent:0% Post-Consumer Recycled Content Percent:0% Total Recycled Content Percent:0% Features: LOGITECH 910002225 M185 Wireless Mouse, Black Product Details: Brand: Logitech Color: black Connectivity Technology: Wireless, Wired, USB Special Feature: Ergonomic Design Number of Buttons: 2 Brand: ‎Logitech Item model number: ‎910-002225 Operating System: ‎Windows Vista, Windows XP, mac os x Item Weight: ‎0.01 ounces Package Dimensions: ‎8.54 x 5.08 x 2.91 inches Color: ‎black Power Source: ‎Battery Powered Manufacturer: ‎Logitech Date First Available: ‎February 22, 2014