The Rat Zapper Agri Zap RZUIR1 Ultra Infrared offers you more kills and longer stand by times. Perfect for larger rats. ongoing rodent infestations and commercial applications. Larger chamber than the Rat Zapper Classic. Bait with ordinary pet food. Mice and rats enter the chamber and are dispatched with a powerful jolt of electricity. If they will fit in the chamber, the Rat Zapper will dispatch them. No blood, no gore, no mess, and no poisons to endanger your pets or the environment. Flashing kill light tells you when you have a catch, simply tip the Rat Zapper and let the dead rodent slide out.