Guaranteed to kill or your money back.* If you suspect rat activity (droppings, gnawing or scampering noises in your walls), you’ll want to try these d-Con Bait Pellet Trays. Ideal for both indoor and outdoor use. Open trays and place where you suspect rat activity such as basements, entryways, and drainpipes, etc. Place trays at intervals of 4 to 6 feet in appropriate locations in infested areas, as specified on the label. Inspect bait frequency and replace any eaten bait, continue to replace eaten bait until there is no consumption for 48 hours. Place bait away from water and non-targeted animals. If bait becomes wet, replace it with new bait or to prevent wetting keep under coverings or in open ended boxes. *Satisfaction guaranteed or your money back limit one per household. Call 1-800-228-4722 for details.