The type of mouth tray you use will make a huge difference in your teeth whitening results. For teeth whitening gel to be effective, it needs to be actively against your teeth for the whitening products recommended wear time. Depending on this wear time, you may need to use a different type of mouth tray. Mouth trays are also not created equally. They can come in different materials which will in effect create a better mould of your teeth.
Teeth whitening accelerator lights use the same LED "Blue Spectrum" treatment which happens in laser teeth whitening at your dentist. The lights will accompany any teeth whitening treatment to speed up and enhance your results. It is activated by a special patented light whose wave-length is matched to the whitening gel to produce a more effective whitening result.