Rated voltage: 3.7V Rated power: 6.3w Vibration frequency: 10000-30000 rpm Brush hair: imported food grade silica gel brush head Battery capacity: 500mA Standard configuration: including 1 machine + 1 toothbrush head + 1 USB charging line + 1 manual in Chinese and English Usage: gently put the toothbrush head into the mouth, and complete 360 ° all-round tooth cleaning once in 50 seconds
