Specification: 1. Mouse type: Optical Vertical Wired Mouse 2. High Resolution: 800/1200/2000/3200 DPI adjustment 3. Button:Left/right Button+Forward/Back Button + 1 Scroll Wheel +DPI Button 4..Dimensions ： about 3.93*2.51*2.55in Feature: Tired of using the traditional grip? Take a break from overly-clunky or uncomfortably tiny mice. The ergonomically-designed thumb rests and grips fit the contour of your palm for maximum comfort. Six buttons give you improved control over your computer's systems. Whether dragging and dropping, selecting large volumes of data, or casually gaming, this mouse provides a low-cost, effective solution for multiple computing needs. Easily adjusts the sensitivity of the mouse between 4 DPI levels (800/1200/2000/3200) to suit both ordinary and gaming needs. Optical laser allows for quick response, precise movement, and smoother tracking. Plug and play,easy to use! Made for increased functionality and comfort, this vertical mouse combines a handshake grip. Package Includes: 1 * Wired Mouse (with 4.59 ft cable) 1 * instruction manual See more

Size: 3.93 x 2.51 x 2.55 inches.The size of the vertical mouse will perfect fit Your palm.Widely compatible with Windows 2000/ XP/ Vista/ 7/ 8/ 10/ Linux/Android and more. Plug and Play mouse with USB 2.0 interface, easy to start to use with standard setting function. High quality rubber coating surface gives it a feel-good touch.It not only could reduce muscular strain, but also prevent the issue of "mouse hand". 6 Buttons Mouse - Left & Right Button, DPI buttons, Added next/previous buttons provide convenience when webpage browsing;Get things done quicker with the ergonomic mouse. You won't even have to move your wrist with the built-in Backward/Forward Page buttons. the superior choice for internet surfers, gamers and people who work at length at the computer. Multifunction and convenient USB Mouse 4 adjustable DPI: 800/ 1200/2000/3200 DPI resolution Optical tracking technology provides more sensitivity than standard Optical mice for smooth and precise tracking on a wide range of surfaces. Upgraded ergonomics design, every detail is carefully crafted to fully fit your hand. Skin-friendly materials covered on the surface of the vertical mouse, giving you an ultra comfortable baby skin-touch feeling!Ergonomic mouse,you deserve it!.