Lightning Fast, every element of the Aerox 3 Wired Gaming Mouse is precisely designed from the ground up to ensure the fastest reaction times in gaming. When milliseconds count, speed matters. What's Included: Sensor: SteelSeries TrueMove Core Sensor Type: Optical CPI: 200– 8,500 in 100 CPI Increments IPS: 300, on SteelSeries QcK surfaces Acceleration: 35G Polling Rate: 1000Hz / 1 ms Hardware Acceleration: None (Zero Hardware Acceleration) Grip Style: Claw, Fingertip, or Palm Number of Buttons: 6 Switch Type: SteelSeries mechanical switches, rated for 80 million clicks Illumination: 3 RGB Zones