problem

Hi everyone, I have got a problem with my MJX X101 - (you can see on my video ) I received it 3 days ago from China. I don't know what is wrong with it. Please tell me what could be the reason of his behavior.

So I've got a new build I just finished putting together. The Title kind of says it all. When the copter is tilted in a direction it wants to correct back to level, but it is correcting in the way it was tilted. I don't think its over correcting, it's just correcting the wrong way. Example...