1. Chipset: Sunplus 195+MCU IC have memory 2. Lights off and on: Mid button+ DPI Loop 3. Light mode: 7-color synchronous breathing light 4. A195 Sensor can be set DPI resolution up to 6400DPI(800/1600/3200/6400) 5. Large and comfortable Mouse Wheel design 6. 8 buttons (Left, Right, Middle,forward,back,DPI +/DPI-,fire key) 7. No external power required, powered directly from USB