In this video you will see how to install the Electronics onto the base of X4 quad copter from Feiyu Tech Guilin. It's amazingly good quality stuff and very easy to assemble. This is a 4 Part video, in the coming parts we will see first indoor flight testing and finished quad copter. Do not forget to watch all the videos including the first part on how to assemble arms, 2nd part on how to assemble the base. Comments and feedback welcome at [email protected] , [email protected] or [email protected] Don't forget to visit , and Subscribe to