Day/Night Plus Solar Vent, 3" (7.62 cm) Stainless Steel

All Day/Night PLUS models come complete with two fan blades, a white plastic interior trim ring, insect screen, mounting hardware and an easy-to-understand installation manual. A high capacity NiMh battery on a full charge will operate the vent for up to 40 hours without sunlight to continually circulates fresh air in the boat cabin eliminating mould, mildew and musty air even in cloudy weather.