Moisture Absorbing Car Reusable Indicating Silica Gel Absorber Desiccant Canister Dehumidifier Dry-Packs Material: 2-4mm high quality orange silica gel Size: 55mm*105mm*12mm Application: safe, camera, wardrobe, shoe cabinet, electronics, electrical appliances, etc. Usage: tear off the outer packing film, and place the drying box directly in the place that needs to be protected from moisture! Package Included: 1pc_x000D_ Hygroscopic effect can be indicated: orange silica gel hygroscopic gradually turned green!Reusable, safe and practical! Package features: aluminum box, solid, durable, direct heating, beautiful and generous. Product features: round edges and corners, the product itself has a good protection; Compact, convenient to carry, place, do not occupy space; The buckle cover design is more solid to prevent the internal particles from scattering out; Aluminum box packaging is more wear-resistant, can be reused for many times. Color changing process: The material inside is color changing silica gel absorbent particles, orange before use, dark green after water absorption. The product hygroscopic orange silica gel particles turn dark green particles, open the lid and put the bottom cover with desiccant directly into the microwave oven for heating, so that it can continue to use orange. Application: Used in all kinds of SLR camera, digital card machine and photographic equipment; Mobile phones, MP4 and other digital, electronic products; Preservation of laboratory precision instruments and various lenses; Piano, violin and other Musical Instruments; Moisture-proof dryness of hearing AIDS. _x000D_ _x000D_ _x000D_