It is understood that insecticidal aerosols, mosquito-repellent incense, electric mosquito-repellent incense liquid, etc. are better on the market. These products all contain pyrethroids, which are pesticides and have the effect of knocking down or killing mosquitoes. It also contains a large amount of organic solvents or smoke, causing environmental hazards and affecting personal health. The plant essential oil aromatherapy mosquito repellent tablets we launched contain the active ingredients of natural plants citronella, mint and lemon eucalyptus. They have no knockout or killing effect on mosquitoes, only repellent or protective effect, and do not contain organic solvents. They only rely on the air to diffuse, do no harm to the air environment and protect health.