Black Mosquito Coils 40 pcs

Long time and powerful effect of killing mosquitoes with safety formulation. Is not easy to break, easy to use. Give family a comfortable sleep.
Features:
1. Smokeless, no offensive odor.
2. Promptly killing flies & mosquitoes.
3.Safe for human and livestock.
4. Effective for long: 8hours to 12hours.
5. Easy to ignite, not easily fractured, constantly fire.