The up-to-date cool light Teeth Whitening Accelerator can convert electric energy into strong blue light.The cool blue light activates the whitening gel and oxidizes the pigment of the teeth through dentin tubes in the shortest time, discoloring the teeth to sparkling white both externally and internally.The 30-minute process ensures an improvement of five to fourteen shades. It is not a dream to make your teeth shine with brightness.
Features & details
Apply to dark and yellow teeth caused by all reasons.
Wavelength of blue light: 460-490nm
Wavelength of purple light: 390-430nm
Timing: 10-15min for one time, two or three times for a treatment.