Electronic Insect and Bug Zapper :: Effectively Eliminate Mosquitoes, Gnats and Flies :: Indoor and Outdoor Use This Bug Zapper kills off flying insects such as mosquitoes, gnats and flies. Performs best in Indoors and enclosed spaces and motor homes Can be used in outdoors areas such as porches and backyards. Avoid placing next to other sources of bright light Features a bottom catch that can be detached to discard bugs Measures approximately 8.25" tall x 4" wide with a 55" long cord. Operates using a standard plug-in (requires wall outlet)