Isn't there a way to charge the Max2 Pro when it's connected as monitor?
For example, I have an MHL to HDMI adaptor like this
https://tse2.mm.bing.net/th?id=OIP.D...gHaFj&pid=15.1 (notice the Mains Power thing) Could this be used to connect Max2 Pro so that it serves as a monitor and stays powered at the same time?