Widal Slide Beacon is a type of agglutination test kit which is used for diagnosis of enteric or typhoid fever. It is utilized by mixing patient's serum with different antigens that are specific for O, H, AH, & BH types. This kit is very simple to use and assures highly reliable results. It works on principle of binding positive sample's immunoglobulins to killed salmonella antigen and showing agglutination in case of positive results. Widal Slide Beacon is a type of rapid detection technique that help in further quantitative examination. Antigens used for performing this test are H & O of S. Typhi and H of S. paratyphi.