Now that's a no-brainer.
SmileDirectClub Smile Direct Club bright on Premium Teeth Whitening Kit - LED Accelerator Light and 4 Whitening Pens - 1 | CVS Our kit also includes a patent pending 20-LED accelerator light to boost the power of your bright. Whiten for a week - once in the morning and once in the evening, just 5 minutes each time, to get a brighter smile that's 3x faster to use than strips. Plus, it's powered by your smartphone (iPhone and Android).It's also portable and hands-free, so you can brighten wherever, whenever.