What's the name of putting photographic equipment in a box to prevent it from getting wet?

1. dedicated moistureproof box, electronic moistureproof box humidity can be controlled, but the price is not cheap, about 400 for 30 liters. . 2, buy some desiccant, generally use silica gel, blue. Then seal the equipment and desiccant together in a plastic bag or glassware. If the weather is very hot and humid, the desiccant will turn red quickly after opening the package. Tell you a trick, you can dry it in the microwave oven and then use it. 3. For friends who don't have much equipment, you can consider using tea, find a wooden or glassware, put the tea in the lower part and the equipment in the upper part, and change the tea once every half month. 4. If there are many devices, you can consider using the ozone disinfection cabinet of the water dispenser to prevent mildew. Moldy lenses can prevent further deterioration. Remind everyone! Bookcase or bookcase is also a good place, paper can absorb moisture. Moldy lenses can become smaller or disappear after 3-6 months in the bookcase. 6. In rainy season, cameras with leather covers must be placed separately to improve the ventilation of cameras.