LotFancy Silica Gel Desiccant Dehumidifier

[750 grams of silica gel beads stored in an air-tight sealed metal canister with removable lid for easy pouring; Our orange silica gel beads are free of cobalt chloride non-toxic and odorless COLOR INDICATING: The orange indicating desiccant beads turn green when they reach a 30-50% saturation capacity allowing you to easily see when your indicating silica gel needs to be recharged or replaced BIG ABSORPTION: This desiccant canister features perforated mesh sides for efficient moisture absorption. Orange-indicating beads (3-5mm in size) are designed to change color within a humidity range of 20%-50%; Silica gel can absorb 40% of its weight in water vapor and 15% in the first two hours; saturated beads do not change shape or size EASY TO REACTIVATE: Silica gel can be reactivated by spreading the silica gels in a shallow metal sheet and baking at 120℃/ 250℉ oven for 30-60 mins or until all green crystals turn orange again; the recharging process may be shorter or longer depending on the amount of silica gels and saturation level VERSATILE USE: Indicating silica gel is widely used in safes ammo cans toolboxes 3D printer filament storage boxes weapon cases fireproof document Boxes air compressors electronics carry case closets and more; Use the indicating silica gel to prevent moisture damage to guns important documents collectibles camera lenses]