1. Gentle and supportive oral care: The Healray teeth whitening device utilizes a combination of red and infrared light to enhance blood circulation, stimulate collagen production, and maintain healthy gum tissue. Its noninvasive design boosts gum cell vitality and safeguards enamel during whitening.2. Practical and userfriendly design: The Healray teeth whitening device is wireless and USBrechargeable, offering convenient athome use. Its doublesided mouthpiece ensures a comfortable fit while delivering comprehensive care for teeth and gums with maximum comfort.3. Enhance your smile and gum vitality: By integrating red light technology with teeth whitening, the Healray device helps diminish discoloration caused by coffee, tea, wine, and smoking. It also supports gum tissue health and overall oral wellness for a brighter, more radiant smile.4. Fast and noticeable results: With just a few minutes of daily use, the Healray teeth whitening device delivers visibly whiter teethup to 9 shades brighter. Additionally, it promotes longterm gum vitality by improving tissue health and reducing discomfort.