Steps:

1. Some parts we need in this project;

2. Steps of this project;

3. Finished and test.

Product list:

wire link　https://www.utsource.net/category/accessories-tools/wires-cables-1.html

battery link　https://www.utsource.net/category/electromechanical-1.html

soldering iron link　　https://www.utsource.net/category/accessories-tools/tools-1.html

led light link 　https://www.utsource.net/category/led-lighting-1.html

resister link 　https://www.utsource.net/category/led-lighting-1.html

switch link 　https://www.utsource.net/category/electromechanical-1.html

More details, pls check the video on Youtube: