Build materials:
6 times 4x8x3mm ball bearings
3 times 25kg digital servo
1 time 3548 V2 900kv motor
1 time 14x7 propellor
1 time flight controller with high quality autopilot(F405 Wing)
1 time 4/5S Battery
1 time gps module
Radio/video/and optional navigational equipment of your choosing
Has to be programmed and tested!