Value pack ontains 16 coils and 4 stands. Made with 100% pure citronella oil to effectively repel mosquitoes. One coil protects up to 10 feet, ideal for patios, camping, and hiking. Each coil burns for 5-7 hours, ensuring extended outdoor enjoyment. Simply light the coil and place it on the stand; for outdoor use only and keep ignited mosquito coils away from flammable materials.. mosquito repellent outdoor patio