alaTest has collected and analyzed 11 user reviews of USB Optical Mouse 800 dpi Black and Silver - PC or Laptop (Windows Vista & Windows 7 Compatible) from Amazon.co.uk. The average user rating for this product is 3.7/5, compared to an average user rating of 4.2/5 for other products in the same category on Amazon.co.uk. People really like the price, but opinions are divided on the usability. Some have doubts about the reliability.