Product descriptionColor: Space Silver, Matte Black, Rose Gold1.[Stable wireless connection]: The keyboard mouse uses the advanced 2.4 GHz radio protocol to use a common nano-receiver to connect to the keyboard and mouse by using only one USB port on your laptop. It offers a stable radio range of 10 meters, no interruptions or delays more stable than Bluetooth connection.2.[Ultra-thin and compact aluminum design]: It is designed to be extremely thinner and lighter, The thinnest thickness of the body is ONLY 5mm , It is ultra compact while offering a very flat, great full size keyboard layout with soft, whisper-quiet keys that enable gentle and comfortable typing.3.[A CHARGE FOR LONGER USE]: Built-in rechargeable 600mAh Li-Polymer batteries of the keyboard offer 35 hours of uninterrupted work and 90 days of daily use. It only takes 2 hours to fully charge the battery.nbsp; The rechargeable wireless mouse has a built-in 600 lithium battery, which is stable and easy to use, allowing you to operate anywhere.4.[Wide compatibility]: This keyboard and mouse is COMPLETELY compatible with computers, laptops, desktops, PCs, notebooks, Windows XP / Vista / 7/8/10 or higher.5.[Comfortable typing experience]: The keyboard and the matt touch feeling with high texture offer you the most pleasant typing experience.