I would like to sell this as I no longer need it. The silent performance is very good, and I think it's suitable for those who just want basic performance. External dimensions (mouse body): Width 51.0mm x Depth 84.0mm x Height 35.9mm External dimensions (receiver): Width 18.0mm x Depth 15.0mm x Height 6.3mm 【Condition of the product】 No noticeable scratches or stains Operation confirmed 【Features】 Model number: M-DY10DRSKWH White Compact size for comfortable operation The wireless method uses the 2.4GHz band, and can be used within a range of approximately 10m for non-magnetic materials and approximately 3m even on magnetic materials such as steel desks*. A symmetrical model with a simple, rounded form. Silent switch adopted The silent switch eliminates the clicking sound of the mouse, so it can be used in places where noise is a concern. The S size fits even those with small hands, so your hands won't get tired even after long hours of use, making it ideal for use in the office. Micro receiver the size of a 1-yen coin The micro receiver is the size of a 1-yen coin, so it won't bother you even when connected to the USB port of a laptop, and you can carry it around while it's still connected. The receiver can be stored inside the mouse body, preventing loss of the receiver during transport. 【Specifications】 Interface: USB Connector shape: USB (A) male Compatible models: Windows OS and macOS equipped with a USB port Supported OS: Windows 11, Windows 10, Windows RT8.1, Windows 8.1, Windows 7, OS X El Capitan (10.11) - macOS Catalina (10.15) Resolution: 1000 counts Radio frequency: 2.4GHz band Reading method: Optical sensor method Continuous operating time: Approximately 94 hours Continuous standby time: Approximately 750 days Power supply (main unit) One of either AAA alkaline batteries, AAA manganese batteries, or AAA nickel-hydrogen batteries This item has been in someone's hands once Please refrain from purchasing if you are sensitive to this Thank you for your consideration.