【Safe Accessory】: The dehumidifiers can protect your sensitive valuables, a good accessory for any small closed place. 【Humidity Indicater】: The humidity indicators turns from blue to pink when it reaches its absorption capacity. 【Renewable】: The dehumidifiers can evaporate the moisture it has collected by microwaving it for up to 4 minutes at 600W. 【Safe to Use】: The dehumidifiers are filled with moisture absorbing Silicon Dioxide and is microwave-safe designed. Ideal for Home Closets, Safes, Cars, RVs, boats, and other storage containers. Keep microwave area clean. Oil or grease might damage the dehumidifier or cause scorching to the fabric. Dispose the item if it appears greasy or stained.