<p > Three teeth whitening modes, professional teeth whitening, with powerful blue and red cold light, blue bleaching teeth accelerated lighting; Red light maintains oral health and helps relieve pain; Red and Blue integrated beam - Red and blue work simultaneously. </p><p> Regular use can remove all kinds of stains, such as coffee stains, wine stains, cigarette stains, etc., bringing us different surprises and confident smiles. </p><p> Product built-in 300mAh lithium battery, full charge can directly use 7-8 times. (Please charge the machine for 2 hours before first use). Our waterproof silicone mouth brackets fit comfortably and soft into any mouth size, allowing you to whiten your upper and lower teeth at the same time. You just need to wash it with water when you're done, dry it, and store it. With repeated use, it only takes 16 minutes for a comfortable teeth whitening experience. </p><p> 1. Clean tooth surface with toothpaste or mouthwash before use </p><p> 2. Apply a small amount of tooth whitening gel or plastic whitening strips on the teeth(Not included） </p><p> 3. Choose red light or blue light or red light blue light mode when booting, it is very convenient, it will automatically stop working after 16 minutes </p><p> 4.Lighting mode switch: Press and hold for 3 seconds to turn on，touch once to choose blue light mode and touch twice to choose red light mode ，touch three times in quick succession to select blue-red light mode.Press and hold for 3 seconds to shut down. </p><p> 5.To ensure the normal operation of the machine, please fully charge the machine before using the new machine </p><p> Tips: </p><p> <ul ><li>When you select a light color for 5s, the machine will work with this light color by default, and the light mode can no longer be changed until it automatically turns off after 16 minutes.</li><li>If you need to replace the light color during work, you can manually turn off the power (press and hold the switch for 2-3S), after restarting, quickly select the light color within 2S</li></ul> </p><h3 > Tooth Whitening Instrument</h3><h3 > Tooth Whitening Instrument 32LED Induction Rechargeable Light Accelerated Bleaching Tray Kit containing 16 Powerful red and Blue LED Lights (Black) </h3><h3 > Use an effect comparison chart </h3><h3 > Easy to use, Automatic shutdown after only need 16 minutes timing to have a whiter teeth，fast whitening effect after usage. </h3>