The "mkprak series" Sonic Vibratory Toothbrush provides superior oral health benefits and advanced features like ‘Slim & Non-slip’ design to enhance the ease of brushing. Switchable ‘Two-Speed’ settings (22,000/28,000*- vibrations) either for ‘Gentle Cleaning’ or ‘Maximum Plaque’ removal with ease. It also features a 2-minute brushing timer with 30-second ‘stop-start’ pauses to ensure adequate brushing time throughout the mouth, Soft Dupont nylon bristles, ensures tissue-friendly plaque removalMost Suitable for Daily brushing/2 Minute Every time twice a day Completely cleanses all cervices with ease and efficiency Best suited for Adults as well as Children Most Suitable during any Dental Therapies-like Orthodontic, Periodontic Pedodontic, Surgical, Implant & Prosthodontic procedures…..Waterproofing of IPX7, fully washable- but don't leave it soaked it in water for a long time.*Highest vibrations available in this class, compared to others in the market, for efficient cleaning in shortest possible time (2 minutes) All you need to hold the brush stationary-at an angle of 45 degrees to Occlusal plane on the gingival margins- and 'Let the brush do the rest' to get best of cleaning! Change to different sections of mouth with same angulation. The 30 second time-lapse will indicate to change position, You enjoy all the benefits of ‘Sonic Vibratory’ method of brushing over old ‘Rotary Brush’ method (where the brush head is rotating, the cleaning is more due to scrubbing ) In ‘Sonic Vibrations’ the brush head vibrates at the speed of 28000 vibration/a minute, which virtually shakes out all the debris adhering to teeth and supporting structures. This process of debridement is aided and enhanced with the presence of saliva/toothpaste as a fluid medium, for the needful ‘Fluid Mechanics’, to clean all the surfaces efficiently. This method is similar to any other ultrasonic/sonic cleaning process. It leaves your mouth with this ‘wow’ sense of cleanliness and fresh breath!