TinyLeader 3S Lipo Solution

Video Channel
Please help us to find bad videos. Broken or unappropriated video content?
I couldn't find any 3S lipos around 300-350mah so I came up with my own solution. I'm sure there's a lot of other ways to get 3S to work on this but this was what came up with since I have a lot of 1S lipos.
Mdp.lt is not the owner of this text/video/image/photo content, the real source of content is Youtube.com and user declared in this page publication as Youtube.com user, if you have any question about video removal, what was shared by open community, please contact Youtube.com directly or report bad/not working video links directly to video owner on Youtube.com. Removed video from Youtube.com will also be removed from here.