• High-profile design with full palm support 
• Rubber scroll wheel for enhanced feel
• 7-color backlight with breathing effect.  
• Quick 3-step DPI selection, double-click the firepower button 
• Sensor: Optical,DPI: 800-1200-1600
• Buttons: 7,Switch rating: 3 million clicks
• Backlight: 7-color backlight,Interface: USB 2.0
• Wireless specifications: 2.4 G
• Weight: 85g,Size:126 x 78 x 41 mm
• OS support: Windows XP or newer