In the realms of physics, chemistry, biology, economics, politics, life itself...something for nothing is fake. Show the underside of the board. This is a classic magician's misdirection.
Why do you use a 220 volt instead of a 110 volt electrical plug? Is that capable of powering 220? I LOVE the video but wonder what the actual capacity for electric production is....can I run my washing machine off it? For example