Ultra rat zapper, ideal for catching & killing larger rats, works for mice as well, easy to use, insert batteries, bait, turn it on, place, & relax, hands free no touch, no view disposal, easy to clean & can be reused indefinitely, no blood, mess, chemicals, or poisons to clean up or worry about, high 8,000v 2 plate design delivers a shock that lasts 2 full minutes, red indicator light flashes repeatedly upon kill in order to alert you of a successful catch, 1 set of 4 "d" batteries equal 60 kills, battery replacement notification, safe & sanitary, while always wise to use caution around kids & pets.