Hey there! Based on your search results, it seems the EcoFlow River 2 Max and Delta 2 power stations would be great options for you. Both are lithium portable batteries that can charge devices on the go. The River 2 Max stores 512WH which is perfect for camping trips or emergencies, while the Delta 2 stores a huge 1024WH making it ideal for longer excursions off the grid. They also work with solar panels for eco-friendly charging. Let me know if you need any other details on these products!