Solar dryer, the heat from the sun couple with the wind has been used to dry food crops for preservation for the thousand years. Drying depends upon, temperature, humidity, quality of air used, size of the piece to be dried, physical structure and composition.  Heat is not the only factor which is necessary for drying. The condition, quality and amount of air passed over and through the pieces to be dried. The amount of moisture contained in the air to be used for the drying important and is referred to as relative humidity. There are three basic design in which others are based,(1) cabinet dryer (2) tent dryer (3) tunnel dryer (4) commercial dryer (5) cabinet dryer with ventilator 6) solar cabinet dryer with natural.

There are various fruits, vegetables, herbs and spices can dry in above solar dryer. Our dryer are available different sizes according to requirements. size of solar dryer depends upon how many kg you want to dry and what you want to dry.

For the drying of betel nut in solar dryer. First of all we  have to cut the betel nut in small pieces. After cutting the betel nut in small pieces, spread them in to the dryer. By the drying process, the betel nut will be dried in solar dyer. By the drying of fruits , we can stores them for many years. For longer storage or places with high humidity, little oxygen remover bags are a handy addition placed in the container or packet – you know, the little plastic pads you sometimes find in packaged foods? You can buy them in bulk and use them at home too for home-made dry food storage.