Good mouse for your money! If you move on, then you already need to take something with a more advanced sensor, and so, it suits ergonomics. Different pros: - CONVENIENCE! This is the best mouse from A4Tech for people with a finger grip (if anyone does not know, there is also a palm grip) - The quality of the materials (for a few years, the coverage of the left click has only worn off a little, this is taking into account the fact that I mainly play network shooters) - Reliability - Teflon feet - Personally, my sensor does not break Some cons: - It may be a little expensive for some, but you have to pay for comfort - Not very intuitive software, you have to understand its logic a little