Function: Ultrasonic wave

Product features: three - color light indicator, lock water suction cup design

Gear: 3

Working mode: Electric rotation

Power supply parameters :DC 3.7V 200mah

Power: 0.3 w

Charging time: 2-3 hours  

Continuous working time: about 2 hours

Packing list: Silica gel cleanser *1,USB charging cable *1, Chinese and English instruction *1