ROCCAT OWL-EYE OPTICAL SENSOR unrelenting pointer precision with 12000dpi PRO-GRIP SURFACE max grip coating with outstanding durability, weighing in at 88g RGB TRUE COLOR ILLUMINATION advanced lighting system with 16.8m colors ROCCAT EASY-SHIFT[+] BUTTON duplicator technology: up to 17 Button functions ROCCAT SWARM READY comprehensive driver & software suite Width 7.0 cm , Height 3.9 cm , Length 11.8 cm , Weight 88 g NOTE: Refer the User Guide before use.