Sun drying for preservation of food stuff has been a traditional practice since ancient times. The basic principle in sun drying is to get food stuff dehydrated. In this manner many types of food items can be stored for a longer period of time, and can be packaged appropriately and transported over longer distances without the need for any chemical preservatives.

The Solar Crop Dryer employs similar process combined with scientific engineering for the purpose of hygienic foodpreservationinlesstime.SolarCropDryermakeuseofsolarradiation.It incorporatesforcedaircirculation by a Solar fan to enhance dehydration process. It is easy to install in a suitable place where there is bright sunlight.