Description: Easy to UseDolphin Wired Mouse adoptsergonomic design, which can be easily controlled by both left and right hands. It has an excellent grip and is plug and play, no driver required.High Quality MaterialOffice Mouse is made of high quality ABS material, which is reliable in quality and durable in use.FeaturesUSB Wired Mouse, advanced optical technology for more accurate positioning, wheel operation, no need to press buttons to scroll the page. 800dpi resolution provides reliable accuracy and smooth cursor movementCompact and PortableDesktop Mouse, size 9.7cmx8.8cm/3.82inchx3.46inch, tail height 2.6cm/1.02inch. Small size and easy to carryWide ApplicationCartoon Animal Mouse is suitable for use on laptops and desktop computers. Flexible to use on any desktop Specification: Material: ABSInterface: USB (USB 2.0 compatible)Switch operating force: 6015GFButton operating force: 8020GF3D key operation force: 17030GF (vertical force at the center of the mouse button)Switch life: 3 million timesCable length: 1351%CMWorking voltage: DC55%Working current: 100MAWorking conditions:Temperature: -45oC-50oCHumidity: no higher than 85%RH Size Chart: 9.7cmx8.8cm/3.82inchx3.46inchTail height: 2.6cm/1.02inch Package Includes: 1xUSB Wired Mouse Note: Please allow slightly errors due to manual measurement and different monitors.