Control the flow of current from your solar panel to your batteries. Prevents over-charging and can extend the life of your batteries. Use as a stand-alone charge controller or expand functionality by adding other EVO™ products. 30 Amp charging capacity 8 charge settings for different batteries Selectable battery equalization option Use with 12/24V batteries EVO-RC-PLUS Remote Display (Optional) Increased functionality when used with an EVO™ Series Inverter/Charger