Mosquito killer LED bulb Mosquito Killer - Led Bulb attracts mosquitoes into the wire mesh. When mosquitos contact the wire mesh, electrical current flows into their bodies, killing them instantly. It works just like a normal bulb in the house, consuming very low power. Stay away from malaria by acquiring this energy-saving mosquito killer bulb for use in your house. It uses a pin connection and hence compatible with all pin bulb holders.