Exceptionally long battery life, up to 40 hours of playback, 6 buttons, 2400DPI, and RGB spectrum Pixart 3212 Optical Sensor, Polling Rate 125Hz, Fast Mouse Skates Fantech Sakura WGC2+ VENOM II Switches Designed to Last: 4000 DPI 20 Million Click Lifetime Switches Instantaneous: With ease At the push of a button, you can switch between DPI settings. Consistent Wireless Link 2.4Ghz Ultra-Long Battery Life: Playback for up to 40 hours. Various Lighting Modes