Whitening Your Teeth For An Effective and Safe Treatment With Herwiss LED Teeth Whitener! 1. BPA Free and medical-grade soft silicone mouth tray to prevent irritation. 2. 16 bright LEDs provide cold blue light, comprehensive and professional effects. 3. Gun safe design, great improve and accelerate the whitening process. 3. 3 adapters for iPhone, Android phone and USB, never need batteries and extra trays. 4. Get rid of the stains cause by coffee, tea, wine or cigarette. EASY TO USE! Note: The gel or strips is not included. Step 1: Simply brush your teeth; Step 2: Apply gel on the tray or directly on your teeth, 1-2mm thickness; Step 3: Put the tray into mouth and keep it in place; Step 4: Put in the accelerator light that is connected to your phone or power bank, and start treating your teeth; Step 5: Each treatment takes 20 minutes and lasts for a week. Step 6: When finished, unplug the cable, put the tray out of your mouth and clean it with water. Note: This is only the light, please buy teeth whitening gel or strips separately.
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