Car Battery
its a red top BTW.
never failed and i have a system.....
its been posted on this website.
take a look https://ls1tech.com/forums/stereo-el...tall-pics.html
Its a ok system, and it dosent drain out my optima.
its two amps
one is a 900 and another is a 500 for the sub.
the other battery ive herd very good things from it.

hope it helps.

