Electric mosquito repellent incense is the principle of pesticides (pyrethrins) inhalation of paper, the use of heat to evaporate pesticides and general efficacy can be maintained for 6 to 8 hours.

Disadvantage is just use good curative effect, there may be excessive, but 4 ~ 5 hours later, pesticides evaporate effect becomes worse, anti mosquito effect becomes weaker.

The use of capillary principle, liquid electric mosquito sustained release of pesticides heating material, which can compensate for the shortcomings of electric mosquito repellent. Electric mosquito liquid can be used continuously for a long time, about 60 days, or even a timed release.

But at present, various manufacturers claim effective mosquito days, the lack of empirical.

In addition, according to the health research report pointed out that the electric mosquito repellent incense in addition to release the allethrin 93%, toluene and other chemical substances, there are still many unknown, with hazardous compounds. If used in a closed room, it may be a serious allergic phenomenon, such as sore throat, nasal congestion, headache, etc.. It is recommended to use mosquito coils, should keep the air circulation.

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