It charges when the fridge isn't running but just keeps it level when fridge kicks in its unregulated so can kes in at 17 volts but it's a 10 watt panel😂
@@Bezzasfishinmission well provided you have a decent size battery that can dissipate that wattage as heat, unregulated you could probably get away with it. have you looked into the flexible panels that are available nowdays, a fair bit more surface area in a very light package.