Jackery Explorer 500 portable power station, 518Wh lithium-ion mobile back-up battery for outdoor use, with AC 230V/500W socket for caravanning, camping, outdoor excursions. Compared to conventional generators, the Jackery Powerstation is more environmentally friendly and requires no petrol or other fuel. The integrated solar charge controller with MPPT technology helps achieve maximum charging efficiency. The BMS battery management system provides protection against overheating, short circuit, overcurrent and overdischarge for maximum safety.