2.(Blue light for treatment, red light for relax the mouth, purple light for special whitening gel H2O2+TiO2.)

3.Can be timed, and clean the time by the key back of the machine.

There is a professional international after-sale service team, who can provide you 24 hours after-sale service and technical supports. Our machines are designed by Modularization. Any problem, we will make sure where is the problem by your description, photos or videos, and give you the solutions immediately . If there is any problem can not be resolved easily, we will send you the new module for changing for free in two year, just the person knows some electrics knowledge can work this . We will made warranty contract with you and take the two years warranty promise seriously .

There is a copy user’s manuals for detailed instructions on the introduction, the operation, the maintenance, etc.