Product Name: Rechargeable Ultrasonic Dental Care Device Material: ABS + 304 Stainless Steel Product List: Neutral box (Chinese and English) + main unit + 3 working tips + wrench + brush head + mouth mirror + USB charging cable + 20 pieces of dental floss + instructions (Chinese and English) Product Specifications: Description: Frequency: 37KHz +/- 3KHz One charge can be used for approximately two weeks, 1-2 times per week (600mAh battery). Product Features - Selling Points 1. Micro-induction ultrasonic technology --- magnetic levitation cleaning system. Ultrasonic operation only occurs when the tip touches teeth, calculus, or other hard objects; it will vibrate. When it touches gums or other soft objects, the vibration stops (to protect the gums). The handle does not vibrate. A slight warming sensation during operation is normal; when using, be careful not to touch the gums for extended periods. 2. Effective for tobacco and tea stains, tartar, plaque, and stubborn calculus. 3. IPX6 waterproof, long service life. 4. Dual auxiliary LED lighting allows for easy visualization of oral dental problems. 5. Ultrasonic transducer, 31,000/min ultra-high-frequency vibrations to remove dental tartar, providing comfortable cleaning. 6. Custom-designed, medical-grade 304 stainless steel working tip for peace of mind. Slim working tip suitable for cleaning between teeth. Flat, frosted working tip for removing stubborn stains from tooth surfaces. 7. 5 modes to choose from (soft, comfortable, standard, strong, super strong). Double-tap to change modes. 8. Automatically shuts off after 10 minutes of use to prevent overheating. Low voltage detection: the gear indicator light flashes when the power drops below 20% to indicate low power. Press and hold the button for 1.5 seconds to turn off after use.