</br>The use of the toothbrush is very simple, just press and hold the button for 3 seconds, the blue light will automatically turn on, and the sonic motor will immediately start working. You can switch the mode by pressing the button (it has 4 level). Press and hold the button for 3 seconds in any mode to turn it off.</br> </br>Type: 360°Ultrasonic Automatic Whitening Toothbrush</br> </br> </br>Material: Food grade Silicone; ABS</br> </br>Color: Black (Optional)</br> </br>Product size : 60*25*110mm</br> </br>Package weight: 290g / 10.2oz</br> </br>Cleaning method: 3D Cleaning</br> </br>Cleaning time: 30 seconds cleaning&15 minutes whitening</br> </br>Charging mode: Wireless charging</br> </br>Rated voltage: DC3.7V</br> </br>Battery life: 1500MA</br> </br>Input voltage: DC5V</br> </br>Vibration power: 6W</br> </br>Rated frequency conversion: 5000-15000Hz