1Three gears of suction are adjustable, designed for different concentrations of snot. 22 kinds of suction head, suitable for babies of different ages, easy to replace. 3Removable suction tip, it can be easily cleaned with water, safe and hygienic. 4With music and colour light, divert your baby's attention, convenient for nose cleaning operation. 5LCD display screen, easy to observe gear and battery remaining capacity. 6Tweezers for auxiliary cleaning. Equipped with box, easy to store and carry.