
Bought based on a YouTube ad and couldn't find any negative reviews. Here are the negatives. (iPhone 7+)1. If you don't have a high-end phone, it's almost impossible to activate and use.2. You cannot do anything with it until you activate it3. Once activated, it can be extremely difficult to connect to your phone4. There is a very noticeable gap between the battery and the Module5. You need to buy a third-party lens protector (lens and viewfinder will NOT last long if dropped).