Lightweight Gaming Mouse: The mouse uses a unique shell design to make the mouse more portable. Unique design makes your desktop refreshing. 2.4GHz Wireless Mouse: Ensures reliable connection with an increased working distance of up to 33' (15m) and eliminates delays, dropouts and interference. RGB Backlight Gaming Mice: RGB marquee effect, Up to 6 lighting pattern designs and unique side flow lighting effect to meet your different style of game needs. You could adjust different lighting modes and switch off the light by pressing the lighting switch button. Ergonomic Mouse for Laptop: Ergonomic design and skin-friendly surface offers comfortable grips and better gaming experience,long time using and playing without fatigue.Best choice for gamer and office. Plug and Play and Wide Compatibility: with USB receiver, no additional software or firmware required; Support operating system: Windows 7 / 8 / 10 / XP, Vista 7 / 8, Linux & Mac OS. Fit for Notebook, PC, Laptop, Computer, Mac book and other device.Two left side buttons are not available in Mac OS.