Product descriptionLogitech's MX500 features MX Optical Engine tracking technology that lets you mouse however and wherever you want, faster, and with great response. A new benchmark in optical systems combines high resolution and high frame rate to achieve superior performance, including an 800 dpi sensor for unparalleled accuracy.
Logitech has also added eight programmable buttons, including the innovative Cruise Control scrolling system, to give you a superior blend of power and convenience, especially in long documents or Web pages. The Quick Switch program selector lets you switch between active programs and documents easily, while two thumb buttons let you easily move forward or back between pages on the Internet. The mouse's sleek, contoured shape fits snugly in your right hand.
Shipping:No shipping to Europe ,United kingdom and RussiaI Receive your payment and your order will be shipped (withTrackingNO.)the same or next day, I only ship to confirmed Payment addresses. Your Payment address MUST MATCH your Shipping address.
My store returns policy:

• 30 days money back, buyer pays return shipping.
  
  Please research the software title you are interested in prior to completing the purchase. Make sure your computer meets the system requirements described in every item and be sure to note the packaging details included in the description of every item we sell.
  
  We accept returns on all software and hardware provided the item being returned is unopened, in its original packaging/condition, includes all supplemental materials and it's within 30 days of your original purchase date.
  Any software was been opened not qualify for return and return request will be denie