Effectively removes plaque from between teeth and even from the molars with approximately 42,000 high-speed sonic vibrations per minute. The high-speed sonic vibrations and the wide oscillation range of the brush head generate sonic water flow, which dislodges and removes plaque. Five modes can be selected to suit your oral environment. It also features a 30-second timer function. It pauses approximately every 30 seconds from the start of brushing to indicate the recommended brushing time. 〇 30-second timer function 〇 2-minute automatic power off 〇 Linear motor 〇 Waterproof design IPX7 〇 Contactless charging stand 〇 Easy-to-use one-button switch 〇 Wavy arch brush that fits the teeth [Strength and Brushing Method to Choose According to Oral Care Needs] ・ Clean Mode: Thorough cleaning: For when you want to brush powerfully into small gaps such as periodontal pockets and between teeth. ・ Normal Mode: Normal cleaning: The basic brushing mode. For when Clean mode is too strong. ・ Soft Mode: Gentle cleaning: For those who are using an electric toothbrush for the first time, or when you want to brush gently. ・ White Mode: Stain removal: For when you are concerned about staining. ・ Gum Care Mode: Gum care: Gentle stimulation for the gums. Please use after brushing your teeth. Although it is new and unused, the box has some slight dents. Please refrain from purchasing if you are concerned, as it has been stored at home.