1. Fly traps for indoors use the strong phototaxis and thermotaxis of mosquitoes to attract mosquitoes and gnats into the lamp in the DARKNESS, and killing by the high voltage.2. Easy to Clean: Engineered for easy cleaning.In order to clean dead mosquitoes, ensure the unit is unplugged from an electrical outlet and then use a screwdriver to touch the metal plate for static electricity release. Pull out the blue lid directly, you simply sweep them away with a small brush.Very convenient.3. Easy to use: Plug it in and wait. For better results, please put your fly traps in areas where flying insects are frequent activity.4. No Chemical, No Harm to Human & Pets: Made of Eco-friendly material. Get rid of mosquitoes fast without sticky, messy poisons or sprays. Use natural physical method gets rid of flies.Completely harmless to human and pets.5. Bug zapper indoor: Upgraded protective cover has ultra high light transmittance. It attracts bugs with emitting high-intensity light and can be placed indoors, such as balcony, bedroom, parlor, kitchen, bathroom, garage, etc.