hi..
i builde a multicopter it fly.
but the problem is it never fly in a stable condition, it move in forward direction.
after that i can control but it never fly stable in same place it is move from here to there.. so plz help me sort out these problem

Technical specs?

i use hobbyking super mini quadracopter frame with motor
- kk 2.0 multiboard
- 10A hobbyking esc
- 1300mAh battery
- 4x6 pro..
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http://www.hobbyking.com/hobbyking/store/__20946__Hobbyking_Super_Mini_Quadcopter_Frame_with_Motors_445mm_.html