1. How do I choose among the 5 modes? Does it have a memory function?

A：Yes, it has a memory function and automatically resumes the last mode when turned on. Just start by trying the gentle setting.

2. How do I use the 30-second zone change and 2-minute timer?

A：It vibrates every 30 seconds to remind you to switch zones and automatically stops after 2 minutes, ensuring you brush for the right amount of time and in the right spots.

3. Does a single charge really last 30 days?

A：With two brushings per day, the battery lasts about 30 days. It has a Type-C port and is compatible with standard smartphone charging cables.

4. How are the water resistance and noise levels?

A：It’s fully waterproof (IPX7), so you can use it while showering. At ≤60 dB, it’s quieter than most electric toothbrushes.