Kills Flies And Mosquitos On Contact! Airborne insects don't have a chance against our ELECTRIFIED racquet. The moment an insect touches the grid it's ZAP! and good riddance! It's so peaceful for them and so satisfying for you. Don't let mosquitos make outdoors a horror. Zapper will rapidly clear large outdoor areas, without the use of chemical sprays. Fly victims will often hang from the grids until you turn off the current. The Zapper is not a toy, use only as directed. The electrified grids are lethal to insects but harmless to humans. Long reach comfort grip handle. Large 8" electrified grid, thumb on-off switch. Requires 2 AA batteries. Satisfaction Guaranteed.