Types: Teeth Whitening Light, Teeth Whitening Enhancer, Teeth Whitening LED Light, Teeth Whitening Kit, Mouth Tray Teeth Whitening Enhancer Note: The adapter, charger and power bank are not included! Description: The teeth whitening light is equipped with 16 LED lights, promoting the oxidation and decomposition of the whitening gel to achieve an increased teeth-whitening effect. Features: Support iPhone, Android, and USB Power Bank, you can connect with your phone anywhere and anytime. Contains 16 LED lights for brighter whitening. IPX6 water-resistance, can be washed directly with warm water after use. Using the teeth whitening kit for about 20mins every day to enhance your tooth whitening process faster. Made of silicone material, soft and safe. Light in weight and small in size, easy to carry. Suitable for home use and outdoor use like reading, watching, sports, business travel. Specifications: Material: Silicone Mouth Tray Color: White Lighting: 16 Blue LED Lights Wave Length: 460-480nm Product Size(LxWxH):12 x 7 x 2.5cm Input voltage: 3.7V Package Contents: 1 x Teeth Whitening Light 1 x 4-in-1 Conversion Cable Please Note: Due to manual measurement, there might be a tolerance in the product size.