Solar generators combine solar panels, batteries, and inverters into a single system, making them one of the best options for mobile power needs. . We tested 100+ watt solar panels from Goal Zero, Jackery, Ecoflow, BigBlue, Renogy, and more for RVs, camping, and to charge power stations. The right portable solar panel extends power station, RV, or off-grid camping capability from limited duration to potentially delivering perpetual power (so. . As the popularity of solar panels increases, they have become the ideal power source for camping and off-grid living. If you're off-grid and your phone, lights, or mini-fridge run out of charge, it can quickly become frustrating. What is Off-Grid Solar Power? Solar vs.