Reliable 2.4GHz Wireless Connection: A tiny Logitech Nano-receiver connects both the keyboard and mouse using just one USB portLong Battery Life: Get up to 24 months of keyboard power and 12 months of mouse power without changing batteriesEight Hot Keys: Instantly access your movies, music, the Internet, e-mail, volume, play/pause and more ; Battery: 2 AAA (keyboard) and 1 AA (mouse) batteries ; Reliable connection up to 10-metersAll-in-One Setup: Includes a full-size keyboard with quiet, low-profile keys plus a portable contoured mouse for comfortable controlPlug and Play Simplicity for Windows PCs: Works right out of the box with Windows XP, Vista, Windows 7 and 8 - no software installation requiredProduct descriptionWith comfortable, quiet typing, a sleek yet sturdy design and a plug-and-play USB connection, the Logitech wireless combo MK275 gives you a better typing experience that's built to last. Technical DetailsBrandLogitechItem Height44 MillimetersItem Width15.6 CentimetersItem Weight726 gProduct Dimensions50 x 15.6 x 4.4 cmBatteries:4 AAA batteries required.Item model numberMK275Hardware PlatformWindows XP, Vista, Windows 7 and 8Operating SystemWindowsBattery Descriptionbattery_type_aaaBattery Charge Cycles2 YearsLithium Battery Energy Content1.5 Watt HoursLithium battery Weight0.20 GramsIncluded ComponentsKeyboard, MouseKEY FEATURESLONG-RANGE WIRELESSFast, reliable connection up to 10-meters with virtually no delays or dropouts thanks to Logitech Advanced 2.4 wireless technology.1ON-THE-GO MOUSETake this compact mouse anywhere your computer goes.LONG BATTERY LIFEGo for months without changing batteries. On/Off switches help conserve battery use.ADVANCED 2.4 GHZ WIRELESSWork or play in more places. The wireless connection virtually eliminates delays, dropouts and interference and gives you a range of up to 10-meters range.1COMPACT MOUSETake the mouse with you. This comfortable mouse fits easily into computer bags and pocket to travel with your computer.EXTENDED BATTERY LIFEA 36-month keyboard and 12-month mouse battery life—plus on/off switches—means you can go for months without the hassle of changing batteries.2EIGHT SHORTCUT KEYSInstant access to media controls—movies, music, Internet, e-mail, play/pause, volume and more—are one touch away.FULL-SIZE KEYBOARDThe full-size keyboard with number pad, directional keys, and nine F-keys is comfortable, convenient and built to last.SPECS & DETAILSSYSTEM REQUIREMENTSWindows-based PCWindows Vista®, Windows® XP, Windows 7, Windows 8, Windows 10USB PortChrome OS™PACKAGE CONTENTSKeyboardMouseNano-receiver2 AAA (keyboard) and 1 AA (mouse) batteriesUser documentationWARRANTY INFORMATION 3-year Limited hardware warrantyPART NUMBER PN: 920-006314