Specifications Sensor: Optical, Pixart 3325 DPI: 1000-1600-2400-3200-5000 (default) Buttons: 6 (programmable) Switch rating: 20 million clicks Backlight: RGB Polling rate: up to 1000 Hz Interface: USB 2.0 Cable length: 1.8 m Size: 128 x 70 x 40 mm Features optical gaming mouse 5000 DPI sensor 6 programmable buttons  RGB backlight advanced customization software anti-slip textured side grips