Goal Zero 20 Amp Charge ControllerMonitor and regulate solar input for 12V batteries with the 20 Amp Charge Controller. Designed to integrate seamlessly with Goal Zero solar panels, the charge controller comes with a pre installed High Power Port and an easy to read LED screen. Equipped with an IP65 rating, the charge controller is weather resistant and dustproof, allowing for protection against the elements when powering off grid adventures or outdoor equipment. Ergonomics Charge