Long wave uv light attracts flying insects gels wasps flies into the electric grid substantially stronger attraction than blue colored light bulbs day and night protection for indoor rooms features really effective indoor insect light trap that eliminates the nuisance caused by flies wasps fly ants and many more insects room coverage of 75m2 the light trap protects you your family customers and food from the negative effects of fly infestations the light tube has a lifespan 4