Product Material: silicone Color white Quantity: 1 piece Package content: 1 piece 1. LED BULBS, ADVANCED FUNCTIONS Teeth Whitening Light contains LED -Lamps for brighter whitening compared to inferior competing lamps with a single lightbulb. 2. DO NOT NEED BATTERIES, ENERGY SAVING Our teeth whitening light for iPhone, Android and USB. You can connect to your phone anytime, anywhere. NO NEED for batteries or additional teeth whitening trays. Energy saving and environmental protection. Compatible with any commercially available tooth whitening gel or tooth whitening strip, improve your teeth whitening process faster. 3. SAFE, DURABLE, EFFECTIVE METHOD OF SOFTENING TEETH: In the light treatment with accelerator for teeth whitening, high-intensity blue light is used as a catalyst to provide an adequate Amount of whitening agent to penetrate the dentin through oxidation to remove the pigment. Its known as a fast, safe, long-lasting, and effective method for teeth whitening. 4. PORTABLE, EASY TO USE Just plug it into your smartphone (iPhone or Android) or USB port and use it with your whitening gel. Light is safe for home whitening and does not cause negative side effects or tooth sensitivity. With a small storage case, you can whiten your teeth anywhere, anytime.