Steps:
1. The part you need in this project.
2. Some main steps to make this project.
3. Finished and test.
Product list:
Transformer https://www.utsource.net/sch/Transformer
Diode https://www.utsource.net/sch/Diode
Capacitor 25v 4700uf https://www.utsource.net/sch/Capacitor%2025v%204700uf
Led https://www.utsource.net/sch/Led
1k ohm resistor https://www.utsource.net/sch/1k%20resistor
More details, pls check the video on Youtube: