alaTest has collected and analyzed 4 user reviews of iPazzPort™ Optical Mouse Pen 2.4Ghz RF in Grpahite with Left/Right Click, DPI Speed Adjustment and Scroll Wheel - AAA Battery Powered (one battery inc from Amazon.co.uk. The average user rating for this product is 3.3/5, compared to an average user rating of 4.2/5 for other products in the same category on Amazon.co.uk. Reviewers really like the size. Some have doubts about the usability and design.