RYRA 5500 DPI USB Wired Gaming Mouse LED Computer Mouse Gamer RGB Mice X7 Silent Mause With Backlight Gamer Laptop Computer Mice Description: Specification: Type: Gaming Mouse Colour: Black Interface: USB DPI: 1000-5500 Connectivity: Wired Number of keys: 7 keys Line length: 150cm Ergonomics: Right hand Size:13*8.5*4cm Buttons: 7 buttons with scroll wheel(Two Side-Buttons, One DPI Switch, One Firepower Button) Working mode: photoelectric. Strong Acceleration: 20G Fixed Weight blocks: 21 /- 1 g Switch Life: 10 million cycle 32-bit ultra-wide data Weight: Approx. 165g Specifications: Description: 100% Brand New and High Quality! Compatibility: Works with Windows XP, Windows Vista, Windows 7, OS X 10.4 or later, USB Port This mouse has 7 buttons, including scroll wheel, page forward, page backward, left button, right button, DPI key. Quick thumb-side buttons, fast forward and back and up and down to achieve the function. Package Included: 1 x Gaming Mouse