DPI ADJUSTABLE & FIRE BUTTON - The pc gaming mice features with 5 adjustable DPI levels(up to 8000), combine with the rapid fire button, it helps beating your opponents with one click, providing you with a smooth, fast response and accurate tracking gaming experience. Whether aiming, slashing or attacking, the mouse is a good choice for gamer. And It's definitely a good choice for valentine's day gift CUSTOMIZE GAMING ATMOSPHERE - The gaming mouse with 5 RGB backlit mode, it is possible for you to adjust the color and brightness of the wired gaming mouse to creates a cool atmosphere for gaming. PROGRAMMABLE GAMING MOUSE - 9 buttons can be programmed by the driver. It supports DPI, RGB, Button and macro editing. You can update the profiles for different gaming purposes. The driver can be downloaded from Reddragon official website. ERGONOMIC DESIGN - The ergonomic contour makes gaming mice fit in any hands. It provides long-lasting comfort for players, without fatigue even during long hours of intense gameplay. It won't slip when lifting the gaming mouse, or making fast and precise swipes. WIDE COMPATIBILITY - The gamer mouse is well compatible with Windows 2000/ME/XP/03/XP/VISTA/7/8/10/11 system and Mac. Working great for desktop, laptop, PC, Macbook etc. However, it should be noted that the programmable driver is not available for Mac systems. Please feel free to contact us when you meet any problem, You will be replied within 12 hours.