About Me
We taught our children to brush the teeth every morning and after dinner to maintain the quality of the teeth and to get the whitening effect but if we think practically then we realize that it is really difficult to maintain the color of our teeth. White Light Smile
The led light on the small device will start working once you press the switch and keep it on your mouth by facing the light towards your teeth. http://www.healthybooklet.com/white-light-smile/