16 BRIGHT LEDs and 3 ADAPTERS for iPhone, Android and USB (compatible w/ 4G and newer).
NO BATTERIES and NO EXTRA TRAYS -- this unit IS the tray.
ENHANCES GELS OR STRIPS to break down stains on the tooth surface and accelerate the process of whitening teeth.
LARGE TRAY AREA keeps gel from leaking on to the gums.
Works with Teeth Whitening Strips or any Teeth Whitening Gel (sold separately). 480nm wavelength shown by Harvard to prevent/treat GUM DISEASE and PERIODONTAL DISEASE.

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 3 inch
Height : 1.7 inch
Length : 3 inch

Item Weight: 0.32 ounce (View shipping rates and policies)
Shipping Weight: 1.6 ounce (View shipping rates and policies)

ASIN : B01K3EFS40