Various types of digital scales are available in today’s world. These digital scales are classified based on the usage. The digital scales may be used for many purposes and sometimes used for a single purpose. The digital scales are available for adult, baby, food, diet, nutrition, animal, shipping, metal, laboratory, bathroom, etc. baby and adult scales are generally used in the hospitals to check the growth of the infants. Food and diet scales are used to note down the intake of the rate of the food. Laboratory scales are used in science and research fields. Similarly lot of digital scales is used in these days.