Raid Earth Options Botanicals Automatic Advanced Multi-Insect Control System provides continuous & automatic odourless protection against bugs in the home using a 100% Natural plant Extract* Natural Pyrethrins is designed for continuous protection against flying & crawling insects. Pyrethrins are extracts from chrysanthemum daisies, which are nature's own protection against insects. These extracts are used to control most common insects like flies, mosquitoes, ants & cockroaches. This insect repellent refill offers 5-in-1 protection for insects & bugs around your home, automatically. Thanks to Raid Advanced Micromist Technology, the Raid Automatic Advanced releases the same amount of insect repellent in 24 hours as most traditional aerosols release in just 5 seconds (when compared to other Raid Aerosols). Raid Earth Options Multi-Insect Control System can be set to either a 12 or 24 hour setting for efficient management of bugs & insects around your home. Raid. It's good to be tough. * This product contains a synthetic ingredient (piperonyl butoxide) to enhance the killing power of natural Pyrethrins. This product also contains other synthetic ingredients Continuous Protection with 100% Natural Plant Extract* Utilises Nature's Own Insect Protection Kills Cockroaches, Flies, Mosquitoes, & Ants Protects from Flying Insects Even with Open Windows Multi-Setting Control Automatic set and forget protection against insects.