https://www.youtube.com/watch?v=4SkRTkcVXBk
https://www.youtube.com/watch?v=R_5esqU3is0
when my p2v+ power on , the right-rear LEDs didn't light up at first , and show beep beep beep beep
also the right-rear motor is slower obviously , but when flight time , everything seens all right , no...