usmile Sonic Electric Toothbrush with Smart 3D Display and 4 Modes, U3 Black

Q: What modes and intensities does the usmile Electric Toothbrush have?
A: The U3 electric toothbrush has 4 modes (Clean, White, Soft, Massage) and 3 intensities (Low, Medium, High) that can be customized to fit all your brushing habits.

Q: How effective is the U3 electric toothbrush in cleaning teeth?
A: The U3 electric toothbrush incorporates sonic technology with a high-frequency motor to provide an expert level clean feel, removing more plaque than manual toothbrushes.

Q: How long does the battery last on the U3 electric toothbrush?
A: The U3 sonic toothbrush can be used for 180 days with one full charge, and the 2-minute smart timer helps achieve the scientific brushing time.

Q: Does the U3 electric toothbrush protect gum health?
A: Yes, the U3 sonic toothbrush uses Dupont bristles with a three-dimensional curved design to better fit the shape of teeth, and the 85% rounding rate helps protect gum health.

Q: What is included in the package of the U3 electric toothbrush?
A: The package includes one U3 electric toothbrush handle, one charging base, two brush heads, and an instruction manual.

Q: Is there a warranty for the U3 electric toothbrush?
A: Yes, usmile offers a 30-day money-back guarantee and a 1-year warranty for quality-related issues. Customers can contact usmile customer service for any questions.

Q: Where can I purchase replacement brush heads for the U3 electric toothbrush?
A: Replacement brush heads will be available at the end of this month. Customers can purchase them from the usmile website or other authorized retailers.

Q: Can the sonic cleaning and ultrasonic cleaning be turned on independently on the U3 electric toothbrush?
A: The vibration frequency of the U3 electric toothbrush is up to 34000-38000 times per minute. The increase in vibration does not mean an increase in sound like other electric toothbrushes because the reduction in emitted noise has also been optimized. However, the sonic cleaning and ultrasonic cleaning cannot be turned on independently.

Q: Do the replacement brush heads for the U3 electric toothbrush fit all models of usmile toothbrushes?
A: Yes, usmile electric toothbrush replacement brush heads fit all models of usmile toothbrushes, including the U1 model.

These are some customer reviews:

- "My husband loves this and has no complaints."
- "This is my first electric toothbrush and I wasn't sure what to expect. Thanks to Xiao Zhan and usmile for giving me the opportunity to finally enter the modern world! I've been using the toothbrush for a week now and my mouth feels much cleaner after each brushing than when I was manually brushing."
- "I came across this brand due to their global spokesperson Chinese super ⭐️ Xiao Zhan who only endorses the best of the best products. I totally love it!"
- "After both mine and my husband's very expensive brand toothbrushes stopped working after less than 10 months, we decided to buy this one and so pleased we did. It is a great toothbrush that gets into the areas other 'big brands' don't, and it cleans teeth well.