แปรงสีฟันไฟฟ้า Airuidu Pure20 รุ่น Basic Series

The device is equipped with a 500mAh battery, a rated voltage of 3.7V, and a rated power of 0.8W. It uses a coreless motor and has four vibration frequency levels: a strong vibration level of 30,000 vibrations per minute, a gentle vibration level of 24,000 vibrations per minute, a whitening vibration level that cycles between 24,000 and 30,000 vibrations per minute, and a massage vibration level that gradually cycles between 22,000 and 30,000 vibrations per minute, with a switching speed of 1.5 seconds per cycle.