An all-in-one system, the heavy duty Forty2 combines solar charging, power storage, and wall outlet level power in an easy to use, portable unit. Consider it your unlimited range extension cord for your devices. Wherever you go, you’ll have the power. The Forty2’s clamshell design is incredibly easy to use. To charge, simply open the case and expose the panels to sky. To use, plug your devices into the built in electrical outlets and turn it on.