The Solar CoolFlow Cap’s built-in solar panel powers the fan directly under sunlight, while the backup battery keeps you cool in the shade or indoors. Its smart dual-power design—solar + USB—ensure it’s always ready to use. With a single button to control fan speed and a digital display showing power levels, staying cool is simple and effortless.
It’s more than just a cap – it’s your personal cooling companion, keeping every outdoor moment breezy and comfortable.