Features: 1. The true ultrasonic tooth cleaning, resonates 2 million times per minute, accurately crushes calculus, efficiently cleans and whitens teeth, and does not damage teeth and gums. 2. Multiple effects: Effectively improve the swollen gums, yellow and black teeth, tartar, bad breath, tooth decay, dental plaque and other dental problems. 3. Three modes (mildermode/cleanmode/powerfulmode), one-key intelligent switching, meet the needs of different teeth cleaning, and meet the actual needs of different groups of people. 4. Built-in four-axis directional gyroscope, the camera's angle of view remains unchanged when the body rotates, and 360 precise cleaning without dead ends, giving you a safe and comfortable cleaning experience. 5. Visual dental cleaning: high-definition endoscope, camera equipped with macro processing technology, built-in multiple sensors, so that dental problems are clear at a glance. 6. Disinfection cabinet and storage box: automatic disinfection by blue light irradiation, effectively removes odors, and inhibits the propagation and regeneration of dental plaque. 7. IPX7 waterproof: The whole body is waterproof, and the whole machine can be rinsed, which is convenient for cleaning the scaler after brushing. Specifications: Material: ABS Color: White Size: 20.5 x 2.7 x 2.7cm Weight: 105g Packing size: 24.5 x 12 x 5cm Charging time: about 5-6 hours Use time: about 2 hours Auxiliary lighting: 6 blue lights Lens pixels: 300,000 Network standard: IEEE 802.21b/g/n Working environment temperature: -10-50 degrees Celsius Best focal length: 2.1cm Vibration frequency: 32-33KHZ Image sensor: CMOS Image transmission rate: 30fps Packing List: 1 x Visual dental scaler 1 x Small wrench 1 x Charging base 4 x Working tips 1 x Type-C Charging Cable 1 x English User Manual