his electric air freshener set should be placed in every room of the house to make sure that the house is free and safe from the mosquitoes! Turn it on few minutes before you go inside the room. The scent will not only repel mosquitoes, it ill also calm your mind and body instantly. Unlike conventional air fresheners which often contains full of toxic chemicals that can be harmful to your health when inhaled, this liquid refill is natural and organic and IS SAFE TO BE INHALED BY NEWBORN BABIES AND PREGNANT.