windynation 200 watt (2pcs 100 watt) solar panel kit with 1500w vertamax power inverter for rv, boat, off-grid 12 volt battery systems windynation the windy nation 200 watt complete solar charging kit with vertamax 1500 watt power inverter comes with everything you need to start producing free, clean power from the sun. perfect for rv’s, boats, cabins and backup power. the windynation 200 watt solar kit with inverter includes everything you need to get started: two 100 watt polycrystalline solar panels, 1500w vertamax 12vdc to 120ac modified sine wave power inverter (inverter cables are included), 30amp p30l solar charge controller with lcd display and user adjustable settings, 40 feet of ul listed 12 awg solar cable, all necessary wiring connectors for wiring, and all the necessary mounting hardware. product photos above show pictures of all the included items and additional technical information. add a 12 volt battery and you are ready to harness the sun’s free energy. the windynation 200 watt solar charging kit with 1500w vertamax inverter is the ideal solution for providing backup power or offgrid power when you need it.