Feature: 1. ERGONOMIC DESIGN: Vertical grip design keeps your forearm muscles in their comfortable position for smoother and more flexible movement, reducing arm discomfort and effectively relieving wrist pain. 2. ADJUSTABLE DPI: Vertical mouse can be switched between 6 available DPI options (1200, 1600, 2400, 3200, 4800, 7200) to adjust the ergonomic gaming mouse responsiveness to your needs and preferences. 3. OPTICAL DESIGN: Featured optical tracking technology helps ensure greater sensitivity for precise tracking on a variety of surfaces. 4. SEVEN BUTTONS: On the front, there are 5 buttons: left button, sliding wheel button, RGB lighting button, DPI toggle button and right button. On the side are forward and back buttons. There is a circle of RGB lights on the bottom of the mouse. 5. SUPPORTED OS: Wired vertical mouse is compatible for Windows 7 8 10 XP Vista 7 8, for Linux. Suitable for PCs, laptops, computers. Buttons are programmed and the mouse can be defined by macros. Specification: Item Type: Wired Vertical Mouse Product Material: ABS Color: Black Cable Length: Approx. 1.5m/4.9ft Mouse Interface: USB DPI: 1200, 1600, 2400, 3200, 4800, 7200 Adjustable Buttons: 7 Mouse Macro: Support Defined By Macro. Package List: 1 x Wired Vertical Mouse