EXPERT FEATURES 【Ultra-silent Click】 The silent mouse can reduce up to 90% click noise, helping you concentrate on your own work without disturbing others. You can use it in a library, quiet office, conference room, etc. Get focused, reduce noise and distractions to increase productivity. 【3 DPI Level】 Computer mouse wireless adopts advanced optical sensor technology, offering precise tracking and smooth control. There are three DPI levels 800-1000-1200 of the laptop mouse. You can press the DPI key to adjust to the level you want, satisfying most of your daily work. 【Ultra-slim Design】 This wireless mouse for laptop is super slim and portable. The lightweight and compact design make it easy to carry around, you can bring it when you travel, go to school, have a meeting, etc. It is also a little smaller than regular size, fits for small palms. 【Plug and Play】 2.4G wireless technology provides a stable connection as well as responsive transmission, ensuring the usb mouse tracking moves smoothly. No additional drivers needed, just plug the dongle into your computer and you are ready to go. Note: Support USB dongle only, no bluetooth connection.