Full Details from Amazon.com : http://www.amazon.com/gp/product/B00MOAFXEC?tag=onigi-20
FOME A-jazz Dark Knight 6d Wired USB Optical Professional Gaming Mouse with 7 LED Backlit Multimedia
Work style Optical
Maximum DPI 2400 dpi
Keycap Numbers6
Ergonomics symmetrical design
Size 115 x 73 x 41mm