Excellent performance for killing LARGE bugs like Wasps/ One Switch - very easy to use for anyone * Premium Quality and Heavy Duty Construction / Astonishing Discharge up to 4000V * Includes 1PK/ More powerful! Takes 2 C Batteries (not included) / 2 Grid System for safety * The battery operated fly swatter leaves no messy squished bugs * The Electric Fly Swatter has no smell, no poison or harmful materials, but it is electronic and VERY powerful! This is not a toy for children.