|This is 20 Farad 16.2 Volt supercapacitor bank that I got off Ebay. I soldered 12 AWG tinned leads to it.|
|Supercapacitors and 3D printed enclosure|
|The final product|
The capacitor bank stores a huge amount of charge. Here's a video where I'm charging it up to 12 volt using a UPS battery for a few seconds and then lighting up a 100 Watt spotlight from the capacitor bank.