GOAL ZERO Yeti Expansion System with Link Module & Tank Expansion Batteries

Add to the capacity of your home energy storage with this Yeti Expansion System. This bundle from Goal Zero includes two lead-acid Yeti Tank expansion batteries and the Yeti Link Module, which allows the Tank batteries to be chained with Yeti Lithium or Yeti X batteries. The link module also allows for battery charging from an AC source or from the alternator of a running vehicle. Each Yeti Tank adds 1.2kWh to your power storage system.