Harris Bedbug Killer 32oz kills bedbugs and lice and comes with a trigger spray for easy application. We recommend using this product in combination with our bed bug aerosol egg kill on mattresses, box springs, walls, floors and carpets and following up with diatomaceous earth bed bug powder behind electrical outlets around around switches where bed bugs tend to congregate. The odorless, non-staining formula kills bed bugs after the spray dries. Water-based formula is odorless & non-staining. Leaves no visible residue. EPA registered and approved for resale in 50 states nationwide. Residual spray kills bed bugs when they return to the treated area. EPA approved for indoor use in sleeping quarters and kitchens in apartments and homes. Not for use on humans or animals. .03% Deltamethrin.