Industrial insect killer and fly catcher are devices that are designed to prevent insects and flies from entering a particular indoor or outdoor area. These devices use various techniques such as ultraviolet light, adhesive traps, and electronic or chemical sprays to rid the area of these pests. Industrial insect killers and fly catchers are especially effective in large facilities like warehouses, factories, restaurants, and hospitals where maximum hygiene and safety are required. They have become essential tools for maintaining a clean and safe working environment and reducing the risk of insect-borne diseases.