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  • Allows you to use 2 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, stereo 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