ICFPWR Bug Zapper Outdoor, 20W Powerful Electric Fly Traps Outdoor for Mosquitoes Bugs Flies, 4200V Mosquito Zapper Bug Zapper Indoor for Patio Backyard and Home(Black)

The blue light of bug zapper outdoor emits 365nm wavelength to attracts gnats, mosquitoes, flies, moths and other biting insects to the center of the device, where they will be electrocuted by the high-voltage grid.