Features 1. True ultrasound technology: The dental cleaning set also gives you beauty. This set adopts innovative and efficient ultrasonic technology (there is no harsh noise or vibration during operation, but most of the vibrations on the market are motor vibrations. The handle also vibrates). The ultrasonic dental cleaner is more efficient in cleaning. 2. 5 modes: Simply press the power switch once, the green light will light up, and then switch modes. The 5 different intensity cleaning modes can meet different teeth cleaning needs. The soft mode is suitable for first-time use, the normal and medium modes are suitable for gum massage and daily use, and the strong and super strong modes are suitable for weekly use (it is recommended to start from the soft mode). 3. Safe and painless disassembly: The teeth cleaning set adopts an efficient ultrasonic converter, which intelligently identifies the gums. Ultrasonic frequency is only generated on hard objects. Sensitive teeth, repaired dentures, porcelain veneers, periodontitis, caries, diseased teeth, and naturally thin enamel (about 0.1% of teeth have black spots after use) cannot be used. 4. USB charging and LED lights: USB charging is more convenient and convenient to carry with you when traveling or going out. The IPX7 waterproof package is equipped with LED additional lights that automatically light up when in use, avoiding blind spots in the field of vision. The automatic shutdown function is preset for 10 minutes to prevent the device from overheating. 5. Best Gift: The cleaning head is made of food grade 304 stainless steel, which is rust resistant, corrosion-resistant, and wear-resistant. The cleaning head can clean better, and the design is ergonomic. Comfortable and easy to use, it is the best birthday and Christmas gift for family, loved ones, and friends. Specification Input voltage: 5V1A Output voltage: 3.7V/1500MA Power: 1.5V Product size: 3.3 x 19 cm (excluding dental tips) Battery capacity: 18650 power battery 1500mA Ultrasonic frequency: 36-40KHz Material: ABS+PC+316F stainless steel (medical grade) Color: Black Size: 24.5 x 9 x 4 cm Weight: 330 g Package Include: 1x Ultrasonic dental cleaner