Operation mode selection:</p> <p></p> <p>The use of the toothbrush is very simple, just press and hold the button, the blue indicator light will automatically turn on, and the sonic motor will start working immediately. You can switch modes by pressing a button (with 4 levels). In any mode, press and hold the button for 3 seconds to turn it off, the toothbrush will intelligently remember your last selected mode. When you open it again, it will directly enter this mode for quick and easy access.</p> <p></p> <p>Steps for usage</p> <p></p> <p>1) And install the power shaft in place in the parallel hole on the body bracket.</p> <p></p> <p>2) This product can use toothpaste mousse to make braces, and can use ordinary toothpaste.</p> <p></p> <p>3) Wet the dental tray, then put it in the alveolar, and gently insert the upper and lower teeth with the alveolar, your hand can shake the toothbrush 63 times per minute, you can complete a comfortable and fast tooth within 30 seconds clean.</p> <p></p> <p>4) Clean the stand and the body, rinse the stand with water, and wipe the body with a dry cloth.</p> <p></p> <p>Package includes</p> <p></p> <p>2 *Toothbrush head</p> <p></p> <p>1*Cleaning foam</p> <p></p> <p>1 *body</p> <p></p> <p>1 *Charging stand</p> <p></p> <p>1 * USB cable</p> <p></p> <p>1 *User manual</p> <p></p> <p>Material: food grade silicone; ABS</p> <p></p> <p>caveat</p> <p></p> <p>When charging on the docking station, make sure the toothbrush is completely dry.</p> <p></p> <p>If you have any questions about electric whitening toothbrushes, please contact our friendly customer service for free.</p> <p></p> <p>Hope you have a good shopping :)</p>