Fast, reliable connection up to 10-meters with virtually no delays or dropouts thanks to Logitech Advanced 2.4 wireless technology

Reliable 24 GHz wireless connection: A tiny Logitech Unifying 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 (Keyboard and mouse battery life may vary based on user and computing conditions)
Eight hot keys: Instantly access your movies, music, the Internet, e-mail, volume, play/pause and more. The dimensions of the mouse are 60 X 99 X 39 mm
All-in-one setup: Includes a full-size keyboard with quiet, low-profile keys plus a portable contoured mouse for comfortable control
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
Logitech has different serial numbers for packaging vs. product, please keep your receipt for warranty purposes