Features            With one LED light for Maximum whiteningWhiteLight is a revolutionary new system that incorporates light technology to whiten your teeth fastThe advanced light combined with the specially formulated gel， rapidly removes surface stains and penetrates deep to remove embedded stainsYou can easily and effectively whiten your teeth at home                                                             Specifications            Powered by    1 x CR2025 button cell (included)    <br>Material    ABS    <br>Color    Blue    <br>Size    2.09" x 1.89" x 0.51" / 5.3 x 4.8 x 1.3cm (L x W x H)    <br>Weight    5.68oz / 161g    <br>                                                            Package Includes            1 x Light Transmiter2 x Teeth Whiten Gel1 x Dental Tray                                                                                                Compatibility