The Logitech MX900 Wireless Keyboard & Mouse Combo provides wireless typing and navigation for Windows and Mac systems. Logitech's keyboard utilizes a 2.4 GHz wireless connection and has a battery that can last up to 10 days on a single charge, while the mouse utilizes a Bluetooth 4.0 connection and a battery life up to 70 days. Moreover, if you ever need to use the keyboard from a distance, it has a wireless range up to 30'.