The Logitech K270 uses Logitech’s advanced 2.4GHz wireless connectivity and offers up to 2-years of battery life. Logitech claims that the advanced 2.4GHz wireless allows you to have almost no signal loss from up to 10-meters away.
The Logitech K270 also features an auto-standby feature that helps you save energy when you’re not using the keyboard. That’s good for the environment and your energy bill. The keyboard also has a tiny USB receiver that is small enough for you to keep in your laptop. The Logitech K270 wireless keyboard will cost you a very reasonable $25.