Monitor and regulate solar input for 12V batteries with the 10 Amp Charge Controller. Designed to integrate seamlessly with Goal Zero solar panels, the charge controller comes with a pre-installed 8mm solar connector and an easy-to-read LED screen. Monitor 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.