Ergonomic design wireless mouse, M900 PRO. ・ Model Name: M900 PRO ・ Color: Red ・ Wireless Connection: USB receiver ・ Included Items: USB receiver ・ Features: Ergonomic design ・ Operation confirmed [Included Items] ・ All items shown in the photos. [Other] ・ Selling due to replacement. Normal operation was confirmed immediately prior to listing. ・ This is a used item, so please refrain from purchasing if you are concerned about minor scratches, etc.