The E-cigarette is a highly effective battery powered device designed to substitute the traditional smoking cigarette. It cannot be recognized to cease the smoking habit in smokers. But the electronic cigarette reviews say that the e-cigarettes can hopefully help you to avoid the horrible health repercussions that affect most people who smoke traditional cigarettes that emit smoke, tar and contain tobacco as well. The e-cigarette is made up of three components namely the battery, cartridge and atomizer. The manufacturers say that the e-cigars contain very less level of nicotine that does not harm the smokers. You can find many online stores selling e-cigarettes that come with one-year warranty and are delivered at your doorstep for free. The labels also strictly warn that the product is not mean for children under the age of 18, pregnant ladies, non-smokers, patients with medical conditions and for people who are sensitive to nicotine. They also carry the general warning that smoking is injurious to health like mentioned in the labels of traditional cigarettes.