Easy to use. This RGB mouse pad is powered by USB, plug and play, no driver required. One button, press one time to change the Lighting mode, press twice quickly to change the brightness, press and hold about 3 seconds turn on/off. The mouse pad will turn back on with lighting mode you had beforehand, no need to re-select. very convenient to use. 14 Lighting Modes. This Large mouse pad features 14 lighting modes: including colorful, dynamic breathing lighting mode, 7 static monochrome lighting mode and lights off mode. Providing stunning visual effects and creating an immersive game environment. Power-off memory function remembers the last lighting mode you selected Large And Perfect Size. Measuring 900x400mm (35.4x15.8 inches), which is larger than others. this mousepad will cover the area for a full-sized keyboard and mouse, providing plenty of room for professional gaming or office work. Suitable for all types of keyboards and mice. Anti-slip rubber base. this gaming mousepad is mad