New Ultrasonic Bubble Technology The new micro-bubble technology from Mornwell Labs can clean up to 98% of plaque 140 days of battery life A new motor and electronic control are used, and the chip is upgraded at the same time, which reduces the power consumption to a minimum and can support a long battery life Water pressure gradually increases after start Three seconds before power on, the water pressure will gradually increase, allowing the user to have an adaptation process   LED Digital Display The new function power display method is more intuitive and convenient   Four powerful usage modes Four new functional modes can meet the use of various people Five kinds of nozzles Five nozzles with different functions can meet all kinds of oral cleaning methods New tank design The new water tank design not only ensures the water tank capacity, but also increases the nozzle storage position