Home-use freeze dryer, also known as a household freeze dryer, suitable for small-scale freeze-drying in households and online stores, it is widely used for freeze-drying products such as fruits, meats, vegetables, traditional Chinese medicine, and health products. It is a trend of freeze-drying machines developing from special purposes to civilian and household use. Food and medicinal materials that have undergone freeze-drying treatment are easy to store for a long time, which can preserve the taste and shape of the original substances to the greatest extent possible, while also providing the best protection for nutritional components.