MAIN FEATURES: Intelligent Power Storage: Built-in intelligent management system can automatically detect battery status and display remaining power in real time, support fast charging and USB charging which makes it convenient and practical. In addition, it also features overload, short circuit and other safety functions to ensure your safety during use Pure sine output This portable power station provides stable power and is suitable for various electronic devices such as laptops, phones and cameras, providing normal operation of your devices It provides the possibility of charging in various ways, including via a solar panel and others, which reduces dependence on external energy sources and provides more usage scenarios. It is especially suitable for camping, hiking, and other outdoor activities away from the city and at home. 300WH Large Capacity: Equipped with a built-in 300WH battery, this power station can provide long-term power support and meet your power needs during long camping trips, outdoor activities or emergency situations without worrying about the inconvenience caused by power outages