This "ALA-3406 LED lantern light floats in water" was developed for disaster prevention lanterns for water damage prevention. IPX5 waterproof performance that can withstand strong rain and wind at typhoons, and the brightness of about 110 lumens (lm) illuminates the surroundings. There is a movable hook on the bottom, so you can hang it in a tent when camping or hang it on a curtain rail during power outages.