How to build a 5-Inch FPV Drone with DJI O3 for $300 (Step-by-step build guide)

Wiring diagram: https://i.ibb.co/39gZQPft/Wiring-diagram.png

Parts used:
CNHL Speedy Pizza Lipo: https://bit.ly/3MRJAaI

Mario5 Frame: https://s.click.aliexpress.com/e/_DFkS7Xr
Mario5 Frame: https://s.click.aliexpress.com/e/_DBjywXx

Xing 2207 Motors: https://s.click.aliexpress.com/e/_DB28ZaV
Xing 2207 Motors: https://s.click.aliexpress.com/e/_Dlx1X7r

Speedybee F405 Stack: https://s.click.aliexpress.com/e/_mK6W4xv
Speedybee F405 Stack: https://s.click.aliexpress.com/e/_DBKB6y9
Speedybee F405 Stack: https://s.click.aliexpress.com/e/_DDb79YD

Speedybee ELRS Receiver: https://s.click.aliexpress.com/e/_DmnyRsZ

DJI O3 Air Unit: https://amzn.to/3YNnyeV

Mango Lassi Props: https://s.click.aliexpress.com/e/_Ddd2JmV

Radiomaster Pocket: https://s.click.aliexpress.com/e/_Dekbvnr

HOTA D6 Charger: https://s.click.aliexpress.com/e/_DCyq6DP

Pinecil Soldering Iron: https://s.click.aliexpress.com/e/_DlFFZVj