Logitech wireless Combo Mk270. The reliable wireless Combo with a tiny Logitech plug-and-forget receiver.
logitech advanced 2.4 GHz wireless delivers the reliability of a cord plus wireless convenience for up to 10 meters, with virtually no delays or dropouts in the busiest wireless environments.* The Logitech receiver is so tiny, you can plug it in once and forget about it. Plus, the mouse features a built-in storage compartment, so you can take your mouse wherever you use your computer. A 24-month keyboard and 12-month mouse battery life—with auto-sleep and on/off switch—lets you go years without the hassle of changing batteries.** and the simple software-free setup will have you on QQ, Taobao, and Baidu in no time.

* wireless range may vary due to environmental and computing conditions.

** keyboard battery life calculation based on an estimated two million keystrokes/Year In an office environment. User experience may vary. Mouse battery life may vary based on user and computing conditions.