Raid Max concentrated Deep Reach fogger allows you to automatically fill an average size room (up to 875 square feet) with an insect-killing fog while you're away. Controls heavy infestations and keeps killing for up to 2 months. Penetrates into cracks, crevices, and carpet fibers. Will not leave a wet, messy residue and it won't stain. Safe for pets and people to return 4 hours after use. Ideal for use in apartments, homes, attics, basements, cabins, garages, storage areas, sheds, or campers. 3-pack. Active ingredient: Cypermethrin.