It is one of the lightest and most portable rechargeable lithium battery generators on the market. Designed specifically for portability, the Jackery Explorer 500 portable power station is about the size of a basketball and has a solid handle. Its easy-carry and compact design make the Jackery Explorer 500 perfect for enjoying RV camping and road trips. Features a high-quality built-in MPPT charge controller which allows for a quick and easy green solar recharge with the included Jackery SolarSaga 100W solar panel.