Delicate and temperamental connection + android charging problem

I can not achieve sustainable connecting this adapter on my cigarette lighter: he wants to walk well, I have to press it, trying to turn in all directions ... and when I finally get to it is powered, it re-retarder off the first I pass.

Regarding the charging problem is a problem shared by many of these types adapters: This adapter does not comply with standard USB charging, so that little energy pump phone compared to what it would take. Result: phone (Galaxy Nexus) discharges or at least do not load, whenever an application using GPS "Google maps" or Waze Battery "" If it is plugged in was well designed, will lorsquon the menu. " phone, it would read "Charging (sector)" instead of "Charging (USB)."