Features: Wireless Keyboard and Mouse Set: Wireless Keyboard and Mouse Combo includes a full size keyboard and a precision mouse so you can work comfortably away from your computer. 2.4GHz Wireless Connection: With included USB interface adapter, no driver needed, just plug and play, providing a strong and reliable connection, up to 10 meters wireless control. Wireless Gaming Mouse: 1000-1600 DPI can be set quickly to meet your speed demand, very easy and accurate to operate left / right mouse, move cursor, etc. 114 Keys Multimedia Keys: 114 keys keyboard, 19 keys conflict-free, allows multiple keys to work simultaneously. 10 multimedia keys enables convenient work and entertainment use. User-friendly: Comfortable hand rest, drain hole on the baseplate, non-slip foot pads on the bottom, an included mouse mat, all these features offers you a perfect user experience. Note 1: USB Dongle is placed at the back of the mouse. Note 2: You need to buy yourself three AAA battery.