Product Description Color: Space Silver, Matte Black, Rose Gold 1. [Stable Wireless Connection]: The mouse keyboard uses the advanced 2.4GHz wireless protocol to connect to the keyboard and Make a mouse using only one USB port on your laptop. It offers a stable wireless range of 10 meters, no dropouts or delays, which is more stable than Bluetooth connection. 2. [Ultra-thin and compact aluminum design]: It is extremely thin and lighter. The thinnest body thickness is ONLY 5mm. It's ultra-compact and offers a very slim, full-size, great keyboard layout with soft,. Whisper-quiet keys that provide a smooth and comfortable typing experience. 3. [ONE CHARGE FOR LONGER USE]: The keyboard's built-in 600mAh rechargeable Li-polymer batteries provide 35 hours of continuous work and 90 days of daily use. It only takes 2 hours to fully charge the battery. The rechargeable wireless mouse has a built-in 600 lithium battery, which is stable and easy to use, allowing you to work anywhere. 4. [Wide Compatibility]: This keyboard and mouse are FULLY compatible with computers ,Laptops, desktops, PCs, notebooks, Windows XP or Vista or 7 or 8 or 10 or above. 5. [Comfortable typing experience]: The keyboard and high-texture matte touch feel bring you the most comfortable typing experience. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.