Logitech K360 Wireless USB Desktop Keyboard &mdash; Compact Full Keyboard, 3-Year Battery Life (Glossy Black) 20% SMALLER  The K360 wireless keyboard is 20% smaller than a full-size keyboard but provides all the functionality of its larger counterpart 3-YEAR BATTERY LIFE  Work for longer with the K360s extensive battery lifeyou can work for up to 3 years on 2 AA batteries (included in the package) PROGRAMMABLE HOTKEYS  Automate your frequent navigation paths using the programmable hotkeys, so you can access your favorite programs with the touch of a button NO-LAG CONNECTION  The built-in 2.4GHz signal creates a disruption-free connection to your computer, which means you can work without delays when youre typing. 10m or 33 feet range..128-BIT AES ENCRYPTION  Your keystrokes are protected using 128-bit encryption, so your information remains secure when working wirelessly System requirements:Windows XP, Windows Vista, Windows 7, Windows 8, Windows 10 Compatible with Mac and PC