Quick overview from the supplier:
DELL Alienware Advanced Gaming Mouse, AlienFX 16.8M RGB Lighting, Optical sensor, Omron 10 million clicks, 9 all programmable buttons, 200-5000 DPI resolution, 120g - AW558, Designed For G3 3579, 3779; G5 15 5587; G7 15 7588; Inspiron 7577, 5676
