logitech MX Vertical Advanced Ergonomic Mouse connects wirelessly via 2.4GHz radiofrequency. You also get a USB nano receiver which provides 33 feet of reliable connection. The mouse has a 57-degree vertical angle ergonomic design that is designed to give comfort to your hands. You can easily adjust its DPI. Its maximum DPI is 4000 which is 4 times faster and delivers smooth movements. The mouse's battery is rechargeable and just a minute's charging allows you to use it for 3 hours. It is durable and passes the 5 million clicks test. The mouse comes with a high-precision thumb sensor. You also get a 90-day limited warranty.