Inside a pink ring light for phones.

Ring lights are a staple of the fashion lighting industry. They give a very even flat illumination which is ideal for magazine shoots and selfies, but not so ideal for detailed filmography. That said, they are actually pretty good for photographing circuit boards. I use this one quite a lot for that.
If you enjoy these videos you can help support the channel with a dollar for coffee, cookies and random gadgets for disassembly at:-
http://www.bigclive.com/coffee.htm
This also keeps the channel independent of YouTube's advertising algorithms allowing it to be a bit more dangerous and naughty.