Wireless mouse equipped with multi-function buttons and a laser sensor. - Model Name: MX Master 2S - Brand: Logitech - Color: Black - Connectivity: Wireless - Features: Multi-function buttons - Sensor Type: Laser - Supported OS: Windows / macOS Although there are areas that appear shiny or faded in the images, there is no stickiness or degradation. It has been disinfected. There is no original box. I am selling this because it didn't fit my hand after I bought it. I am not very knowledgeable about these things, so I may not be able to answer detailed questions. Other than that, the product is as shown in the photos. Also, please refrain from purchasing if you are sensitive to items that have been stored at home. Furthermore, the product will be shipped in simple packaging, so please understand this before purchasing.