Using only Jebao MLW and SLW/ALW powerheads and never had a problem. They are dirt cheap on aliexpress compared to the AI Nero's. I wont spend so much more money for the same stuff.
If one Jebao ever will have a problem I just buy a new one... as simple as that.
If one Jebao ever will have a problem I just buy a new one... as simple as that.