Please kindly noted that this item is sold by kanghaoxin from Joybuy marketplace. Specification: Material:ABS, Plastic Color:White/Black Interface:USB Photoelectric Resolution:1000dpi Suitable Scope:Desktops Dimension of Keyboard:45*12.7*3cm/ 17.7*5*1.2inches Dimension of Mouse:7*12.6cm/ 2.8*5inches Cable length: mouse 1.3 meters, keyboard 1.4 meters Net Weight:800g ​"Scroll Lock" is the switch of the led backlight Please note:Some functions of Windows10 system and IOS system will be lost, (IOS system hopes to bundle users to use their own brand accessories, and a safety shielding system is installed in the computer, causing users to use other brand keyboards when the lights cannot be turned on, but it does not affect the use. Please note before buying) It is very suitable for regular office computer use and also very suitable for online games Keyboard: floating keyboard design, comfortable to play and easy to clean The shell is made of thick ABS material, strong and durable Colorful LED lighting controlled by scroll lock For the mouse: fast response speed. With 3D non-slip wheels, easy to hold