Unique U-shapePatented upgraded U-shape brush head, 760 transparent bristles, 6.5cm(2.55inch)*6.5cm(2.55inch). Silicone bristles increased by 40%, and hardness increased by 25%. The original V-shaped cleaning channel goes directly to the deep area for deep cleaning. [LED display]-The electric toothbrush has a built-in blue LED light. Customers can purchase whitening gels to help whiten their teeth. [Wireless charging]-Wireless charging and portable design, charging for 3 hours, charging life more than 1 week. Low battery reminder. Safe, fast and convenient, it will automatically shut down after being fully charged, compatible with any power supply. The electric toothbrush is convenient to use at home or on travel. Multi-function modeOur automatic toothbrush is your professional daily dentist. It helps promote the health of gums and teeth through the following different function modes: 1. Powerful mode, powerful brushing; 2. Medium mode, comfortable brushing; 3. Gum massage massage mode; 4. Whitening teeth whitening mode. How to useThe toothbrush is very simple to use. Just press and hold the button for 3 seconds, the blue light will automatically light up, and the sonic motor will start working immediately. You can switch modes by pressing the button (it has 4 levels). Long press the button; using food-grade silicone material (FDA/IPX7/FCC/CE/ROSH certification), 360-degree contact with gums and teeth, every time you brush your teeth, it brings a quick and comfortable experience to the oral cavity Product description The use of the toothbrush is very simple, just press and hold the button for 3 seconds, the blue light will automatically light up, and the sonic motor will start working immediately. You can switch modes by pressing the button (it has 4 levels). Press and hold the button for 3 seconds in any mode to turn it off. Type: 360Ultrasonic Automatic Whitening Toothbrush Material: food grade silicone; ABS Product size: 60*25*110mm Package weight: 290g / 10.2oz Cleaning method: 3D cleaning Cleaning time: 30 seconds cleaning + 15 minutes whitening Charging method: wireless charging Rated voltage: DC3.7V Battery life: 1500MA Input voltage: DC5V Vibration power: 6W Rated frequency conversion: 5000-15000Hz