Overview Cobra Dark Knight has a high-precision gaming sensor system with built-in gaming lens, high performance engine and parts. Gaming lens combined the latest radiation sensors with conventional LED illuminator generating more efficiency, stability and smoothness of operation.Ultra-Precise Scroll Wheel Precise page scrolling; Browsing documents have never been so easy. Built-in Lightweight Metal The best feeling and stable control; the weight ensures excellent performance. Forward/ Backward pages keys, Navigate pages quickly! Simply forward or backward pages in a second. Adjustable Resolution Provides 600/ 1200/ 1800/ 2400 dpi four levels resolution for different gamers. PRODUCT SPECIFICATIONS: -Interface type: USB -Dimensions: 113x78.8x40.5mm -Length of cable: 1.8m -Weight: 117g -Amount of keys: 6 keys -Working mode: Optical -Resolution: 6000/ 1200/ 1800/ 2400dpi -Frame rate: 3200 -Button life: 8, 000, 000 times -Compatibility: Windows 98/ 2000/ ME / NT/ XP/ Vista/ win 7/ OSX |