Cited as a reference · for some experience
12V BoostPack. Replaces auto battery. Works great!
Why people recommend it
A hobbyist replacing a car starter battery with a supercapacitor bank, often cited in debates about whether the idea is practical outside of experiments.
Watch for: Views differ on whether the swap is practical
In their words
Here is a video of a single 6 cell battery so you can get an idea of what it will look like and can do.
Jburnett on electronics.stackexchange.com, Apr 2013. CC BY-SA.