Designed by
Noviceworkshop
$ 1.89
Instructional Video: https://youtu.be/GMvj64Y5v1c file A:black wire (cut off) Red wire (remained) (speed: 250/power: 8) file B:after file A, filp the board, blue wire for alignment so set the power 0, red wire for remained file C:cut off 1mm EVA