A weight scale is a device used to measure the weight or mass of an object. It typically consists of a platform where the item is placed and a display that shows the weight reading. Weight scales can be digital or analog, with digital scales providing a numerical readout and analog scales using a dial. Weight scales are commonly used in various settings, including homes, gyms, and medical facilities. They help individuals monitor their body weight, assist in cooking by measuring ingredients, and are essential in industries for shipping and inventory management.