SmileDirectClub Teeth Whitening Kit with LED Light – 4 Pack Gel Pens – Professional Strength Hydrogen Peroxide

Up to 9 shades whiter in just one week.
Same enamel-safe whitening agent used by dentists.
Whitens with low to no sensitivity.
Helps remove years of tough stains in just 1 week.
No mesh brush applicator. Fast-absorbing gel. Cool mint flavor.
LED Light – Made with the same technology as the lights used by dentists.
Hands-free, smartphone-powered LED light (works with iPhone and Android).
Portable and easy to use – brighten wherever, whenever.
Accelerates the power of our bright on premium teeth whitening.
Low battery consumption.