The Rentokil Fly Killer Spray in a 300ml aerosol can is a fast-acting, high-performance solution for quickly eliminating flying insects in and around the home. The powerful formula is designed to deliver a rapid knockdown effect on various pests, including flies, mosquitoes, and wasps. It can be used as a direct spray to instantly kill individual insects or as a room spray to clear a room of flying pests. Additionally, it provides effective control against other common household pests such as moths and fruit flies. This easy-to-use aerosol provides a simple and effective method for keeping domestic and commercial areas free from nuisance flying insects.