The electric cigarette is an alternative smoking product that people can turn to in place of a normal cigarette. They work by releasing a set amount of vaporized nicotine for the user to smoke, and is completely battery-operated. The atomizer is that special device inside the e-cigarette that gives off controlled doses of nicotine smoke. In order to indicate that a dose has been vaporized, some of them have LED tips that light up. There are manufacturers of e-cigarettes out there who also try to copy the look of real tobacco products. Each brand and each e-cigarette product has its own concentrations of nicotine in its solutions. Research findings, as well as physicians, have claimed that e-cigarettes are way less harmful than traditional tobacco products. Regardless of their promising nature, some countries have banned them while others have already marketed them.