U-Shaped Electric Toothbrush Teeth Whitening Dental Device 360 Degree Ultrasonic Silicone Automatic Electric Toothbrush 1 This toothbrush can automatically brush teeth 360 degrees without the need for manual operation. 2 Four working modes soft cleaning mode, strong cleaning mode, massage mode, and cold light whitening mode can be adjusted by simply pressing the power switch. 3 Fully automatic toothbrush, with innovative technology, can completely free hands when brushing teeth, achieving synchronous cleaning of all teeth, greatly saving brushing time and improving life efficiency. 4 Unique U-shaped bite design: U-shaped bite is suitable for oral shape and can clean the surface and interior of teeth in all directions. 5 Optimized body, smaller size, increased frequency, and increased service life by 10 days. 6 By densifying with wool, the cleanliness can reach up to 99%. 7 Deep waterproof, fully cleansed, no need to worry about water sources.