LITTLE KNOWN FACTS ABOUT LED TEETH WHITENING WORK.

Some teeth whitening kits are messy and just take a lot of time for you to use, but this just one is neither. It features a compact pen that you only simply click several periods to fill the comb idea with serum, use to wash and dry teeth, and then insert the LED light into your mouth for 10 minutes. The pen is easy to implement along with the LED