How to use:
✔ You place a gel tray in your mouth then hold these lights against your teeth and clamp down while they go to work whitening your teeth.
✔ White light works with the laser beam with two tubes.
✔ Use every three days
⬛ The product contains:
◼ The device
◼ Green tube (use one time to remove dark spots)
◼ White tube for daily use