Improved design with syringe whitening gels. Uses the power of LED light combined with the Auraglow whitening gel. LED light has been re-engineered to provide more power comfort and whitening results. Bright LED light accelerates the whitening gel molecules to rapidly remove staining. Whiten up to 10 shades in 7 days. Uses the same proven ingredient as dentists. Made with 35% carbamide peroxide. Made in the USA to ensure safety and efficacy. Comes with storage case that doubles as a charging dock.