Visual Ultrasonic Dental Scaler: High-efficiency ultrasonic transducer, high-power transducer converts electrical energy into ultrasonic kinetic energy to the greatest extent, bursts up to 42KHz over-frequency resonance, 200W infrasonic vibration frequency per minute, transmits through the working tip, and resonates with the teeth. Safely crush calculus and clean tooth stains with confidence 500W High-Precision Macro Endoscope: The camera is equipped with macro processing technology, built-in multiple sensors, and through intelligent software algorithms, you can enjoy the 500W high-definition pixel experience 360° Precise Cleaning Without Dead Angle: Built-in four-axis directional gyroscope, the camera rotates the camera and the viewing angle remains unchanged for 360° precise cleaning, giving you a safe and comfortable high-end cleaning experience. Safety and Health: Titanium alloy working tip, safe and anti-corrosion, easy to clean, efficient for cleaning teeth, hygienic and safe Intelligent Recognition and Protection of Gums: Contact with teeth or hard objects, start working, contact with gums or soft objects, intelligent identification and stop work to protect your gums, making it safer to use Adjustable Three-Speed Mode: The three-speed cleaning mode can be adjusted at will, and use the gear that suits you to clean your teeth. Gentle mode gently cleans tartar/stains; Standard mode removes stubborn tartar, such as smoke/tea stains; Power mode cleans teeth powerfully and efficiently Specifications: Item model number: T12 PRO Pixel: 500W Auxiliary lighting: 4 spotlights LED lights Battery: 1200mAh Charging time: about 2-3h Use time: about 120 minutes of continuous use Waterproof grade: IPX7