Awesome Garage Inventor Boosts Battery Power with Homemade Transformerselfnews Post In the video below, he connects his supercapacitor to a homemade transformer to boost the battery output by over five times. Imagine charging the supercapacitor with something like a WiFi harvester seen here. It could be a closed loop system that powers your home. The future looks bright for energy because of open-source inventors like this. Who said we couldnt innovate our way out of an energy crisis? 