Easy Setup: Simply insert the nano USB receiver into your computer and use the keyboard instantly. Ergonomic design: Traditional structure gives you the familiar typing experience. Best Typing Angle: Foldable legs raise keyboard tilt angle for comfortable typing. Ultra Thin and Heavy Duty: Compact size (16.9 X 4.96 X 0.4in) and heavy duty (19.9oz) but provides full size keys, arrow keys, number pad, shortcuts for comfortable typing. Package contents: Arteck Full Size 2.4G USB Wireless Keyboard, nano USB receiver, USB-C charging cable, welcome guide, our 24-month warranty and friendly customer service.