Insecticidal spray is the most commonly used mosquito control tool because of its convenient use and obvious effect. Because the diameter of the pesticide particles is 20 to 50 microns, to ensure that these pesticide particles can be kept in the air for a period of time, so that the mosquitoes in flight contact, when using pesticide sprays, it is best to spray up 45 degrees angle, flat or down spraying effect is not good.

　　As for mosquito-repellent incense, experts recommend using kindled mosquito-repellent incense. Dusk is the peak period of mosquito activity. If you order mosquito-repellent incense 2 to 4 hours before dark, you can kill mosquitoes. But before kindled mosquito-repellent incense, you must remember to close the doors and windows strictly, otherwise the effect will be discounted. Many people worry that the odor of mosquito-repellent incense will damage their health. In fact, pyrethroids can be excreted through metabolism, which is less harmful to the human body. However, pregnant women and children should not be in a closed space after lighting mosquito-repellent incense.

　　The working principle of electric mosquito incense is to emit the odor of repelling insects and fumigating mosquitoes. Therefore, when using electric mosquito incense, it is better not to close the doors and windows, leave some gap for moderate ventilation, on the one hand, to minimize the harm to the body, on the other hand, to let mosquitoes have a way to escape.

　　Manufacturer of mosquito killing racket: http://www.gdfeilida.com