STEEL wireless mouse is equipped with a high-quality optical sensor allows you to work in 1000/1600 DPI resolution, the ability to quickly switch mouse mode with the button on the top cover. The mouse has 5 buttons, 2 side buttons for functionality and comfort during the game when browsing websites. The top surface of specially coated to prevent hand sweating during prolonged use. Convenient, small nano receiver allows you to leave it in the USB port during laptop transport. It has advanced battery saving system, so that a set of batteries will last for a very long time. Batteries included.