I went the power route. HQST 100 Watt 12 Volt Monocrystalline Solar Panel with Solar Connectors High Efficiency Module PV Power for Battery Charging Boat, Caravan, RV and Any Other Off Grid Applications https://www.amazon.com/dp/B018BMGTTO/ref=cm_sw_r_cp_api_fab_MP0HFbC5ST6PT

Not bad for a 100w panel. I use trolling batteries for my starion and a couple of these panels will keep everything charged up ...