Powerful Dehumidification Capacity: Absorbs up to 15g of within 24hours, perfect for small storage areas like camera cases or microscope cabinets, with built in humidity monitor that changes color when regeneration is needed USB Rechargeable: Made from, it lasts up to 3 years and can be regenerated by heating, reducing waste and long term costs Compact and Portable Design: Light weight and space saving, this absorber easily fit into various storage compartments without requiring complicated setup Efficient Absorption: This dehumidifing device features advanced absorbing components that quickly reduce humidity levels, ideal for protecting DSLR cameras, microscopes, musical instrument, bookcase, shoe cabinet, and electronics accessories in enclosed spaces Multipurpose: Essential for photographers, microscope users, and electronics storage, it damage to valuable equipment, footwear, books, and household items