Logitech MK275 Wireless Keyboard and Mouse Combo Black

Brand - Logitech Colour - Black Item Height - 44 Millimeters Item Width - 15.6 Centimeters Product Dimensions - 50 x 15.6 x 4.4 cm; 726 Grams Batteries - 4 AAA batteries required. Item model number - MK275 Power Source - Battery Powered Hardware Platform - Windows XP, Vista, Windows 7 and 8 Operating System - Windows Battery Description - Battery_type_aaa Are Batteries Included - No Lithium Battery Energy Content - 1.5 Watt Hours Lithium Battery Weight - 0.98 Grams Number of Lithium Metal Cells - 1 Included Components - Keyboard, Mouse Item Weight - 726 g WIRELESS MOUSE AND KEYBOARD COMBO:Reliable 2.4GHz Wireless Connection. A tiny Logitech Nano-receiver connects both the keyboard and mouse using just one USB port LONG BATTERY LIFE:Get up to 24 months of keyboard power and 12 months of mouse power without changing batteries EIGHT HOT KEYS: Instantly access your movies, music, the Internet, e-mail, volume, play/pause and more ALL-IN-ONE SETUP: Includes a full-size keyboard with quiet, low-profile keys plus a portable contoured mouse for comfortable control SYSTEM COMPATIBILITY: :Plug and Play Simplicity for Windows PCs.Works right out of the box with Windows XP, Vista, Windows 7 and 8 - no software installation required. Illuminated Keys: Yes IN THE BOX:Keyboard, mouse, userd documentation