2-button Ergonomic USB 800dpi Optical Finger Mouse

alaTest has collected and analyzed 313 user reviews of 2-button Ergonomic USB 800dpi Optical Finger Mouse from Amazon.com. The average user rating for this product is 2.8/5, compared to an average user rating of 4.1/5 for other products in the same category on Amazon.com. People are impressed by the price, but comments about the design and reliability are different. Some have doubts about the durability and usability.