Super non-slip design for rubber + scale dent roller surfaceto operate the administrative levels is stronger can accurate switching birch suitable for sports games. Technical feature: anti-skid 3D mouse. Ergonomic design suitable for hand shape. Strengthen the teflon pads move more smoothly. The image processing speed 3300 frames per second. Acceleration: 8 g. The refresh rate: 125Hz. Max speed is :30inches/s. Weight: 110g. 1.5m high strength fiber soft enameled wire. 1200 dpi game level and high precision accuracy of optical engine. The design of the low radiation take care of your health. Using 5 million micro sense of excellence to click. Professional game chips interfere with the ability to increase the mouse data transmission