The electricalinsect light is here to protect you from mosquitoes, flies, wasps, and more! Now you can enjoy staying in your house/shop/office without the bugs biting you! Tips for you: It need at least 3 hours to kill mosquitos No odor and no chemicals, environment protecting. Limited flow, low power expenditure, high efficiency. Ideal for indoor use, especially in bed-room, hall, office, etc. Can eradicate flying insects, mosquitoes, and annoying bugs from your home. Suggested using height is 0.8-1.2meter, and the distance to wall should over 0.3meter.