Hangsun Sonic Teeth Whitening Kit Gel Pen HM20 Tooth with Heating and Massage Function Professional Home Dental Care (Extention Cord Included)

MULTI FUNCTION - Teeth whitening/ teeth sonic massage all in one. Gives professional teeth whitening for yellow teeth and black teeth, as well as mild, moderate tetracycline stained teeth and fluoride dental staining. VIBRATION MASSAGE - Stimulate your gums and keep them healthy. Use whitening gel to speed up the whitening process by its heating function which can heat up to 45 degrees centigrade. HANDS-FREE - 1.2 Meter extension cords included, brings you a hands-free and more convenient user experience which will not affect you from doing other jobs at the same time. AUTO TIMER - Comes with 20 minute automatic timer shut off and two working modes: Heat & High sonic, Heat & Low sonic. Uses 4 x AAA batteries (not included) HEALTHIER & SAFER TO USE - Our teeth whitening gel not only helping you gain the white teeth, but also making sure stronger as well.