Warn Dual Battery Control Kit

Listing ID #3379980

Lets you use two batteries, but saves the main battery for essential functions, such as starting the vehicle.
Engineered specifically to give maximum power during winch power-in operation.
For use with 12-volt accessories such as winches, lights, stereos and more.
Minimizes charging system overload; if both batteries need charging, the main battery is charged first.
Optional manual override forces a parallel connection when you need extra power for charging a weak battery or jump-starting another vehicle.
Designed for use with 12-volt DC magneto or alternator charging systems.
Easy to install; includes all necessary hardware. (Second battery not included)
Compatible with LeadAcid batteries only