Industry Leading Ergonomic Design Stainless steel material gives heavy duty feeling and the low-profile keys offer quite and comfortable typing. Easy Setup and UseJust simply insert the nano USB receiver into your computer like desktop or laptop, then the keyboard can be used instantly. No need driver.The Keyboard will work up to 33 feet or 10 meters.It allow you to gain quick access to common functions, such as volume level, playback control, copy paste text, and more. Comfortable, quiet typing The whisper-quiet, low-profile keys bring a whole new level of comfort to your fingertips. What's more, keep all your most-used functions and media controls closer than ever Windows-dedicated hot keys.The construction of this scissors-kick keys can be used more than 3 million times continuously. Rechargeable Battery Built-in industry-high rechargeable Li-polymer battery provides 6-month use on a single charge. (based on 2 hours non-stop use per day)