a wall lights

If you like, you can download and follow along.
The materials used are
1-3W LED driver power supply * 1
1W white LED * 1, you can also choose according to your favorite color.
LED aluminum substrate * 1, 6-sided type with a diameter of 20mm. The size of this aluminum substrate is the same.
Wire * 2
In terms of tools, electric tools such as electric irons, pliers, etc. Note that you need to connect 110-220V power supply, so you need to determine if you have the electrician's operating ability. It must also be noted that the power is disconnected during installation.