This USB Powered Electric Mosquito Killer zapper uses blue-violet hyacinthine light to attract mosquitoes, gnats, flies, moths, spiders and other phototactic insects. Then the high voltage grid will trap and electrocute these flying insects immediately. The bug zapper will be more effective when used in a dark environment. The tough and protective ABS shell prevents accidental contact from both humans and pets. Ideal to use in the kitchen, bedroom, balcony, garden, courtyard, office, camping, travel etc. Please note this is not rechargeable Mosquito Zapper, this is USB powered, just plug in the plug with any USB power source, press the button,