[Stable 2.4G wireless connection] The wireless mouse uses 2.4G wireless connection, which is more stable than Bluetooth connection. Plug in the USB receiver (on the back of the computers wireless mouse) and use it. The wireless mouse has an effective transmission distance of up to 10 meters, which can provide reliable connection support for work and entertainment.$ [No noise click and comfortable use] - Noise reduction design, button click and scrolling are silent, you can work quietly anytime, anywhere.$ [Ergonomics] The sleek and full shape of the wireless notebook mouse is more ergonomic, skin-friendly, portable size and ergonomic design to provide a soft and comfortable feel, allowing you to use the computer anytime, anywhere.$ [Adjustable DPI] -800DPI-1200DPI-1600DPI three adjustable DPI levels, you can freely change the speed of the optical mouse.$ [Easy to use] Plug and play. The receiver is located in the battery compartment of the mouse. Take it out and insert it separately into the device port. There is no need for additional drivers or software to improve work efficiency and meet office needs.