2 in 1 Light Bulb --The LED light and bug zapper are designed into one light bulb. 2 modes to choose: mosquito zapper only, bug zapper + LED light.^ Toxic-free and Harmless --The electronic mosquito trap lures and kills annoying insects through light-wave. Nontoxic and chemical-free, healthier and safer than bug repellent spray.^ Easy Installation --The mosquito killer fits in E26/E27110V light bulb sockets. No extra wires or plug needed. Just install it as a normal light bulb.^ Eco-Friendly --Energy saving and environmental friendly; 15W LED bulb withstands 50,000 hours lifespan. No need to buy pollutive chemical spray.^ Wide Application --Ideal for both indoor and outdoor use. Great for kill all kinds of hateful insects in porch, garden, bedroom, backyard, restaurant, hotel and so on.