I am selling this item to organize my PC setup. This wireless mouse is comfortable to hold and perfect for office work and telework. ■ Product Specifications Connection: 2.4GHz wireless (USB receiver type) Color: Black Functions: DPI adjustment, ON/OFF switch Compatibility: Windows / Mac, etc. ■ Condition of the item Used at home for several months. Cleaned with alcohol wipes before listing, and confirmed to be working properly. The mouse glides smoothly, and the clicking feel is good. ■ Accessories Mouse body USB receiver (stored on the back of the mouse for shipping) * Package, instructions, and batteries are not included. ■ Shipping Will be wrapped in cushioning material (bubble wrap) and waterproofed for shipping. Instant purchase is welcome! Please feel free to comment if you have any questions. Power supply: Battery-powered Connection type: Wireless (Bluetooth)