【Brand】SURIA (No box, operation confirmed) I purchased this by mistake and have stored it without ever using it. Color: Black Features: LED light, ergonomic design, movement detection technology, optical, number of buttons 7 Compatible OS: Windows XP, Windows Vista, Windows 8, Windows 7, Windows 10 Connection method: USB Product size: 12.8 x 6.8 x 4.1 cm; 210 g Product weight: 0.21 kilograms 1. "Programmable Seven Buttons": Equipped with 7 programmable buttons. Button assignments can be freely programmed with software, providing a good operational feel during games. It also has back/forward buttons, making web browsing comfortable. 2. "6-Step DPI Adjustable & Customizable LED Light": DPI can be quickly switched between six levels from 200 to 4,800 DPI, allowing easy adjustment of DPI up or down during games or work, providing comfortable usability. It is also equipped with customizable LED lights, allowing you to select your favorite color from up to 16.8 million colors. You can also switch between three lighting modes when using the mouse: color cycle, constant cycle, and always on. 3. "Ergonomic Design": This product is based on ergonomics, achieving excellent grip and design. It uses a skin-friendly, comfortable surface material with excellent sweat resistance and anti-slip effects, allowing for comfortable use for long periods. Also, because of the symmetrical design, it fits naturally in either the right or left hand, making it easy to operate. 4. "Reliability & Durability": Unlike wireless specifications, it provides the peace of mind unique to wired connections, with no worries about battery depletion or signal interruption. Durable buttons are used, passing 10 million click tests, making it ideal for items that frequently use a mouse, such as games. The 1.8-meter nylon braided cable is also durable and long-lasting. ※Cancellations after purchase are not accepted. Please be sure to reconfirm the images before making your decision. Please understand that the buyer also bears responsibility.