The main function of this product is to repel the mosquito which is a nuisance to the human beings, by using the newest technology of "Sound-Wave". According to the scientific research, the female mosquitoes obtain their nutritious substance by attacking the human beings during their lay period, and they meanwhile dislike the approach of the male mosquitoes. So, this repeller produces the frequency of the male mosquitoes(around 5000Hz-9000 Hz) to repel the female mosquitoes away. And this physical principle guarantees no harm to any human, animal, or environmental pollution. Specifications: Material:ABS Size:87*68*12mm Rated Power: 0.01W Rated frequency: 5000-9000 (HZ) Charging time:9-12 hours Effective area: 5 square meters Product Weight:100g Package Dimensions:100*76*20mm Packing: Carton Packing Note: only in the outdoors to have the effect, the indoor effect is not good. Because in indoor obstacles, the female mosquito can not determine the direction of sound wave.
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