Highly Effective Mosquito Killer: the electric mosquito killer emits 365 nm ultraviolet light, designed to attract mosquitoes, fruit flies, midges, moths and small flying insects into the device, and then instantly kills them with 1000 volts of high voltage when they touch the electric shock net; The physical insect killing method is safe and efficient, and will not cause any safety risks to you or the environment, keeping your area free from flies, mosquitoes, wasps, moths and other insectsConvenient Design: there is a convenient hanging ring on the top makes it easy to hang; The included brush cleans the tray of insect debris; Simply hang the mosquito killer lamp in high place or place it on a flat table or surface and plug in the USB electric mosquito killer and it will work for you; Clean the tray regularly; Remember to unplug the device before cleaningSafety Housing Design: strong and durable PP outer fence stops your fingers from contacting with the internal high voltage grid, can effectively prevent people and pets from accidentally contacting the electric grid inside the electric bug zapper, keeping you and your family safeSuitable for Indoor and Outdoor: bug zapper has a wide coverage area of about 1500 square feet; Ideal for mosquito repellent inside and outside; Such as front porch, back yard, patio, swimming pool, living room, bedroom, farm, lawn etc.Highly improved the efficiency to lure mosquitoes, flies, wasps, moths, gnats, and other flying insects to fly inPlug to Use: come with a USB cable, this mosquito trap is supposed to be plugged in for use; You can also use a electric bank or emergency electric supply to power it in outdoor, suitable for home, patio, backyard, outdoor camping