The Big Cheese Ultra Power Block Bait² Rodent Killer includes 6 x 20g ready-to-use bait blocks that effectively target mice and rats in a single feed, providing fast-acting results. These versatile bait blocks are suitable for indoor use in homes or for use outdoors around buildings such as garden sheds, outbuildings, garages, and greenhouses. Designed for use with the STV566 kit, The Big Cheese Ultra Power Block Bait² is compliant with legal requirements, ensuring safe use in tamper-resistant bait stations. These proven block bait refills contain brodifacoum and guarantee quick results in eliminating rats and mice. The product is ready for use and is suitable for the control of rats in and around buildings. It is available in a size of 6 x 20g.