Limitless Lithium LL3.5A-MTN-SV

Lithium Lifepo4 Battery Maintainer 3.5A

Shuts completely off when the battery is charged (0.0 Amps output)

Will turn back on if batteries get drained down to 13.0V due to a current draw

Can be used as a “Maintainer” for all lifepo4 batteries.