Features: Equipped with 5G optical sensor that has 16,000 DPI and tracking at 450 Inches Per Second (IPS), crushes the competition with a resolution accuracy of 99.4%, so you can land more killing blows with pinpoint precision. It comes with Razer mechanical mouse switches which are optimized and tweaked for the fastest gaming response times, and the durability up to 50 million clicks. 1000Hz polling rate, the mouse response only takes 1 millisecond, smooth movement. Ergonomic design, adopt game-level tactile roller, enhanced rubber non-slip side pad, and the frosted surface feels comfortable to hold, suitable for left and right hands. Equips with 9 programmable buttons that can be configured via Synapse 3 to easily perform each operation. Configured 5 sets of onboard memory, you can store Synapse 3 configuration files in mouse memory. Specification: Type: Wired gaming mouse Brand: Razer Model: Lancehead Tournament Edition Color: Black/Pink(optional) Sensor: 5G optical sensor, 16000DPI, 450IPS Acceleration: 50G Polling rate: 1000Hz Cable length: About 2.1m Item size: 12.4 * 7.1 * 3.8cm /4.88 * 2.8 * 1.5in Item weight: Approx. 104g /oz(not include the cable) Packing list: 1 * Mouse 1 * User manual