[Unique U-Shape] Patented improved version U-shaped brush head. 760 transparent bristles. 6.5 cm x 6.5 cm. The silicone bristles gain 40 percent and the hardness increases by 25 percent. With the original V-shaped cleaning path, it reaches the deep area and provides thorough cleaning. [Wireless Charging IPX7 Waterproof + USB] The base of the toothbrush cannot touch the water; wireless charging and portable design. Charges in 3 hours for a lifetime of 1 week. Low battery reminder. Safe, fast and easy. Automatic shutdown after full charge. Compatible with any power source. Electric toothbrush convenient for home or travel. [LED Indicator] - Blue LED light integrated into the electric toothbrush. Customers can purchase a bleaching agent to whiten their teeth. [Multifunctional Mode] Our automatic toothbrush is your professional daily dentist. The health of gums and teeth with different operating modes as follows: 1. Strong mode for powerful brushing; 2. Medium mode for comfortable brushing; 3. Massage mode for massaging gums; 4. Whitening mode for whitening teeth. [How to use] - Using the toothbrush is very simple. Simply press and hold the button for 3 seconds. The blue light will automatically turn on and the sonic motor will start working immediately. You can change the mode by pressing the button. Press and hold the button; Made of food-grade silicone material (FDA / IPX7 / FCC / CE / ROSH) 200.0 grams